Komatsuwheel loaderlarge (wa400 - )
Komatsu WA600-3LK(S/N A53001-UP)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu WA600-3LK (S/N A53001-UP) is a heavy-duty class wheel loader engineered for high-production mining and construction applications. This series features a turbocharged engine delivering 522 hp and an operating weight exceeding 100,000 lb. The machine utilizes a high-capacity hydraulic system with a pump flow of 130 gpm and offers bucket capacities up to 8 yd³. It is part of the WA600-3 lineage, designed for heavy material handling in quarrying and large-scale earthmoving environments.
The WA600-3LK represents a refined generation of Komatsu's heavy loader series, focusing on improved hydraulic precision and engine efficiency. In today's used equipment market, this machine is highly valued for its robust powertrain and the availability of Komatsu-specific support programs like KOMTRAX telematics and KOWA fluid analysis. Its durability makes it a primary candidate for fleet owners seeking reliable performance with lower long-term ownership costs through predictable maintenance cycles.
Below: full specifications, fluids & capacities, the factory service schedule, common service parts, verified fault codes, what owners discuss, attachment guidance, the complete assembly directory, and a serial-number reference. Complete parts lists with full OEM part numbers, exploded diagrams, quantities, and fitment data are available free in Heavy Parts AI.
Komatsu WA600-3LK(S/N A53001-UP) specifications
Engine
| Model | SAA6D170E-2 (per parts catalog) / SA6D170 (per service manual) |
| Gross Power | 522 hp |
| Net Power | 458 hp (345 kW) / 357 kW (478 HP) varies by configuration/series |
| Displacement | 1412.7 cu in |
| Cylinders | 6 |
| Aspiration | Turbocharged |
Weights
| Operating Weight | 101,776.5 lb (46,165 - 49,400 kg) varies by configuration/series |
| Static Tipping Weight | 73,391.9 lb |
Dimensions
| Length With Bucket On Ground | 30.47 ft |
| Width Over Tires | 11.72 ft |
| Height To Top Of Cab | 13.95 ft |
| Wheelbase | 13.46 ft |
| Ground Clearance | 1.63 ft |
| Bucket Width | 12.09 ft (3.685 m) varies by configuration/series |
| Hinge Pin - Max Height | 16.92 ft |
| Reach At Max Lift And Dump | 6.53 ft |
Performance
| Max Speed - Forward | 22.7 mph |
| Max Speed - Reverse | 24.9 mph |
| Bucket Capacity - Heaped | 7.98 yd³ (6.1 m³) varies by configuration/series |
| Bucket Capacity - Struck | 6.68 yd³ |
| Breakout Force | 82,898.3 lb |
| Pump Flow Capacity | 130 gpm |
| Raise Time | 8.2 sec |
| Dump Time | 2.4 sec |
| Lower Time | 4.3 sec |
| Turning Radius | 27.9 ft |
Service capacities (summary)
| Fuel Tank | 177 gal |
| Hydraulic System Fluid Capacity | 56.8 gal |
| Engine Oil Fluid Capacity | 12.5 gal |
| Cooling System Fluid Capacity | 42.3 gal |
| Transmission Fluid Capacity | 29.1 gal |
| Front Axle/Diff Fluid Capacity | 32.8 gal |
| Rear Axle/Diff Fluid Capacity | 32.8 gal |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
WA600-3LK(S/N A53001-UP) fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine crankcase (with filter) | not documented | Komatsu Diesel Engine Oil |
| Cooling system | not documented | Komatsu Super-coolant AF-NAC |
| Transmission/powertrain compartments | not documented | Komatsu Powertrain Oil |
| Hydraulic system and tank | not documented | Komatsu Hydraulic Oil |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Komatsu WA600-3LK(S/N A53001-UP) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 50 h |
|
| Every 100 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the WA600-3LK(S/N A53001-UP) beyond the schedule
Predictive Maintenance & Fluid Analysis
Utilize KOWA (Komatsu Oil Wear Analysis) at every major service interval to monitor engine oil for wear metals, soot, and fuel dilution. Regularly check hydraulic fluid via the sight glass and perform hydraulic oil sampling to detect particle counts or oxidation. Use KOMTRAX telematics to track real-time fuel consumption, load frequency, and fault codes, allowing for proactive adjustments before component failure occurs.
Corrective & Common Repairs
Monitor hydraulic hoses for cracks or leaks to prevent sudden pressure loss. Regularly inspect the fan belt and alternator belt tension; replace worn belts or adjust auto-tensioners as needed. If the machine fails to start, verify battery voltage and check for terminal corrosion. Address any identified leaks in the steering or brake systems immediately to maintain operational safety and prevent secondary damage to pumps.
Overhaul & Rebuild Points
Plan major interventions around the 2,000-hour milestone, including hydraulic oil changes and transmission service. Inspect the turbocharger mounting and exhaust system for structural integrity. During heavy rebuilds, evaluate the condition of the hydraulic pump (such as the 705-23-30610 unit), transmission case strainers, and axle bearings. Monitor wear on bucket teeth and bolt-on cutting edges to prevent damage to the main loader arms.
Seasonal & Environment Servicing
In dusty environments, increase frequency of air cleaner element inspections and clean radiator fins to prevent overheating. During cold weather operations, implement warming procedures for the steering hydraulic circuit and ensure battery charge levels are sufficient for high-load starts. For long-term storage, follow specific Komatsu protocols including cleaning the machine, stabilizing fluids, and protecting exposed pins and bushings from moisture.
WA600-3LK(S/N A53001-UP) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 07281-00197 | Clamp,(With Pre-Fuel Filter) | Fuel system service | Check fitment → |
| 09637-30163 | Plate? Instruction,Air Cleaner (Single Element) | Air intake service | Check fitment → |
| 07000-05155 | O-Ring,Hydraulic Oil Filter | Hydraulic service | Check fitment → |
| 600-211-1231 | Cartridge, Oil Filter | Lubrication service | Check fitment → |
| 07063-51210 | Element,Oil Filter | Lubrication service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
WA600-3LK(S/N A53001-UP) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| AA10NX | Air cleaner clogging | Accumulated dust or debris in the air filter element | Replace the air filter |
| CA115 | Engine crankshaft speed sensor failure | Broken sensor, wiring harness issue, or connector corrosion | Replace the speed sensor and verify voltage at the pin connector |
| CA122 | Intake air pressure sensor feedback voltage too high | Faulty intake pressure sensor or wiring malfunction | Verify the intake pressure sensor and associated wiring |
| CA123 | Intake air pressure sensor feedback voltage too low | Sensor short circuit or airflow restriction | Check for a sensor short or an airflow restriction |
| CA441 / CA442 | Battery voltage too low or too high | Alternator failure, battery degradation, or voltage regulator malfunction | Replace the alternator or battery; check the voltage regulator |
| CA451 / CA452 | Common rail pressure sensor feedback value error (High/Low) | Malfunction in the fuel rail pressure sensor or fuel pump lines | Diagnose the fuel rail pressure sensor or check pump lines |
| CA553 / CA559 | Common rail pressure error (High/Low) | Fuel pump regulator (IMV/PCV) malfunction or fuel system pressure instability | Evaluate the fuel pump regulator (IMV/PCV) |
| B@BCNS | Engine coolant overheating | Low coolant level, radiator blockage, or fan belt failure | Check radiator fins, fan belt, and coolant level |
| B@HANS | Hydraulic oil overheating | Contaminated hydraulic oil or clogged hydraulic filter | Change hydraulic filter and oil; check cooler fan |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
WA600-3LK(S/N A53001-UP) attachments & work tools
Buckets
Standard configurations include spade nose and heavy-duty designs. Typical capacities range from 6.1 m³ (8 yd³) to approximately 7.98 yd³ (7.57 m³) heaped, with some sources noting up to 8 yd³.
Hydraulic Attachments
The machine supports various hydraulic attachments via a system with a pump flow capacity of 130 gpm (492 L/min). Specific attachment types for this class include hydraulic breakers or pulverizers, though exact tool lists require dealer verification.
Mounting and Couplers
The machine utilizes a coupler system for quick tool changes. Maintenance of the proportional pressure control (PPC) circuit strainer is required for proper hydraulic function during attachment use.
Factory Configurations and Guarding
Available arrangements include high production yard loader configurations. The machine features a viscous damping mount system and can be equipped with specialized engine control systems like SmartLoader Logic on newer series.
All WA600-3LK(S/N A53001-UP) assemblies by section
Every catalogued assembly group for the Komatsu WA600-3LK(S/N A53001-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Accessory
Komatsu : Wa600-3lk(S/N A53001-Up) : Accessory : Critical Replacement - Brake Hoses
| 07***03 | Hose | 1 |
| 07***04 | Hose | 1 |
| 07***05 | Hose | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Accessory : Critical Replacement - Fuel Hoses
| 07***12 | Hose, Fuel | 1 |
| 07***25 | Hose, Fuel | 1 |
| 07***A6 | Hose, Fuel | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Accessory : Elements, Filters And Belts
| 04***40 | Belt, Alternator | 1 |
| 04***63 | Belt, Compressor | 1 |
| 04***75 | V-Belt Set,Reversible | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Accessory : Glass And Rear View Mirror
| 42***10 | Mirror Assembly, Outside | 2 |
| 42***30 | Glass, L.H | 2 |
| 42***40 | Glass, Upper | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Accessory : Lamp And Fuse
| 08***00 | Fuse - 10a, 10a | 18 |
| 08***00 | Fuse - 20 Amp (3) | 7 |
| 08***00 | Safety Catch | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Accessory : Wheel And Tubeless Tire
| 09***40 | Valve Assembly | 4 |
| 09***30 | Stem, Valve | 1 |
| 09***41 | Core, Valve | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Accessory : Work Equipment Hose
| 01***32 | Washer,(Not Used With Emergency Str.) | 8 |
| 01***32 | Washer, (Without Emergency Steering) | 32 |
| 07***38 | O-Ring, (Without Emergency Steering) | 8 |
Cooling System
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Fan Guard - Radiator
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 8 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
| 42***14 | Guard, Fan, Upper | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Hydraulic Line - Steering Oil Cooler
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 6 |
| 07***32 | Hose | 2 |
| 42***60 | Clip, Torque Converter And Transmission Lines | 12 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Radiator - Aftercooler
| 01***40 | Bolt (Op) | 8 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 12 |
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Radiator - Drain And Engine Piping
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Radiator - Inner Parts
| 01***30 | Bolt,(With Body Positioner) | 80 |
| 01***40 | Bolt (Op) | 32 |
| 01***30 | Bolt,(Not Used When Towing Winch) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Radiator - Lower Tank And Mounting Parts
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 4 |
| 01***09 | Nut,(For Japan) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Radiator - Mounting Parts And Water Level Sensor
| 01***60 | Capscrew | 10 |
| 01***45 | Washer,(For Travel Motor) (Not Show) | 4 |
| 07***34 | O-Ring,(For Wt800e-1) (See Fig.A2110) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Radiator - Oil Cooler And Water Piping
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***40 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Radiator - Sub Tank And Piping
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 8 |
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Cooling System : Radiator Assembly - Fuel Cooler
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 14 |
| 42***70 | Cooler,Hydraulic Oil | 1 |
Electrical System
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Battery
| 08***00 | Terminal? (+),(10l) (Not Shown) | 2 |
| 08***01 | Terminal? (-),(20l) (Not Shown) | 2 |
| 42***11 | Battery, (C200 Or F300-20) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Battery Box - Box And Battery Mounting
| 01***65 | Capscrew - M16 X 2.00 X 90 | 8 |
| 01***08 | Screw, Terminal | 6 |
| 01***10 | Screw,(For Lighter) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Electrical System - Back-Up Alarm
| 01***16 | Bolt, Mount Solenoid Valve | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 42***40 | Alarm, Back-Up | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Electrical System - Slow Blow Fuse And Mounting
| 01***16 | Bolt, Mount Solenoid Valve | 2 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Front Harness - Front Frame Line
| 01***16 | Bolt - Starting Motor Ground Cable | 8 |
| 04***10 | Clip,See Fig. K4010-05a0 | 2 |
| 08***14 | Clip,(See Fig.J1110-01a0) | 7 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Front Light - Head Lamp And Support
| 01***25 | Bolt,Without Revolution Sensor | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***30 | Bolt,(Not Used When Towing Winch) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Horn
| 01***20 | Bolt | 4 |
| 01***20 | Bolt,(Forwarded Individually Parts) | 4 |
| 42***10 | Plate | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Rear Harness - Rear Frame Line
| 01***16 | Bolt - Starting Motor Ground Cable | 16 |
| 04***10 | Clip,(With Accumulator) | 7 |
| 04***10 | Clip,See Fig. K4010-05a0 | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Rear Wire Harness - Battery Relay
| 04***10 | Clip,(With Accumulator) | 1 |
| 08***10 | Connector, Clip | 1 |
| 42***11 | Harness, Battery Relay | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Rear Wire Harness - To Battery And Battery Relay
| 01***25 | Bolt, Pinlock | 1 |
| 01***16 | Bolt - Starting Motor Ground Cable | 11 |
| 01***45 | Washer,(For Travel Motor) (Not Show) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Rear Wire Harness - Transmission
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***08 | Nut,See Fig. K4010-04a0 | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Electrical System : Switches
| 01***20 | Screw | 4 |
| 01***19 | Washer,Spring (With Extinguisher) (D31p) | 4 |
| 01***08 | Washer,(For Joy Stick Steering) | 4 |
Engine
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Control Valve And Mounting
| 01***85 | Bolt, Divider Valve Mounting | 2 |
| 01***05 | Capscrew | 2 |
| 01***10 | Washer,(For 35a Alternator) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Air Cleaner Mounting
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 9 |
| 01***40 | Bolt,For Weight Adjusting Bolt | 10 |
| 01***75 | Bolt - Tube Mounting | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Air Compressor Cover
| 01***20 | Bolt,(For Mono Lever Steering) | 6 |
| 62***60 | Plate | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Air Intake Manifold
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 1 |
| 01***30 | Bolt,(With Body Positioner) | 1 |
| 01***45 | Bolt, Mounting Cranking Motor | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Air Vent
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***16 | Washer,Radio Controlled Slag Handling | 1 |
| 07***15 | Gasket,(Hd325?Pc750?800?1800) (A5010) | 12 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Alternator - 75 Amp
| 60***30 | Alternator Assembly - 75 Amp | 1 |
| SD***X0 | Coil Assembly | 1 |
| SD***X0 | Washer | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Alternator Drive
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
| 62***80 | Pulley, Non-Hardening | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Alternator Mounting - 75 Amp
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 9 |
| 01***45 | Bolt,(With Water Separator Type) | 4 |
| 01***30 | Bolt,(Not Used When Towing Winch) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Cam Follower Cover
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***45 | Bolt,(With Water Separator Type) | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Camshaft
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 04***28 | Key, Plain Woodruff | 1 |
| 04***12 | Ring, Snap (4) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Cooling Fan
| 01***40 | Bolt,For Weight Adjusting Bolt | 6 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 6 |
| 60***20 | Fan,(Tropical Spec.) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Corrosion Resistor
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***45 | Bolt, Mounting Cranking Motor | 1 |
| 01***30 | Bolt,(Water Separator Spec.) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Crank Pulley
| 04***24 | Pin,Dowel (For No.3 Housing) | 1 |
| 61***20 | Washer | 6 |
| 61***31 | Bolt | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Crankshaft
| 04***28 | Key, Plain Woodruff | 1 |
| 04***24 | Pin,Dowel (For No.3 Housing) | 1 |
| 61***50 | Thrust Bearing Assembly | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Cylinder Block
| 01***16 | Bolt, Mount Solenoid Valve | 12 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 14 |
| 04***14 | Pin, Dowel | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Cylinder Block Mounting
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 6 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***30 | Bolt,(With Body Positioner) | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Cylinder Head - Without Valve
| 01***70 | Bolt | 12 |
| 04***20 | Pin,Dowel (Welded) | 2 |
| 07***38 | 0-Ring - Torque Converter Totransmission | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Damper
| 01***25 | Bolt | 12 |
| 04***24 | Pin,Dowel (For No.3 Housing) | 1 |
| 62***00 | Damper Assembly, Vibration | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Engine Assembly
| 62***00 | Engine Assembly | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Engine Mounting
| 01***45 | Bolt, Mounting Cranking Motor | 2 |
| 01***05 | Capscrew | 10 |
| 01***50 | Bolt | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Exhaust Manifold
| 01***90 | Bolt | 24 |
| 61***90 | Spacer | 24 |
| 61***71 | Plug | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fan Belt
| 04***75 | V-Belt Set,Reversible | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fan Drive
| 01***50 | Bolt,For Weight Adjusting Bolt | 6 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 6 |
| 04***04 | Ring, Snap (2) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fan Pulley
| 01***45 | Bolt, Mounting Cranking Motor | 6 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 6 |
| 62***50 | Pulley,Hardening | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Flywheel
| 61***40 | Washer | 10 |
| 62***10 | Flywheel Assembly | 1 |
| 62***50 | Bolt | 10 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Flywheel Housing
| 01***30 | Bolt,(With Body Positioner) | 3 |
| 01***25 | Bolt | 5 |
| 01***85 | Bolt | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Front Cover
| 61***20 | Seal,(Fig.A2040) | 1 |
| 62***70 | Seal? Front,(Fig.A2040) | 1 |
| 62***20 | Cover | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Front Cover Mounting
| 01***65 | Bolt,(Used With Pin Puller) | 1 |
| 01***75 | Bolt - Tube Mounting | 5 |
| 61***40 | Indicator | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fuel Control Harness Mounting - Additional
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 1 |
| 01***40 | Bolt,For Weight Adjusting Bolt | 2 |
| 01***08 | Screw | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fuel Control Harness Mounting - Main
| 01***20 | Bolt,(For Mono Lever Steering) | 3 |
| 01***30 | Bolt,(With Body Positioner) | 1 |
| 01***65 | Bolt - Return Line And Suction Linehose Clamps | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fuel Filter Mounting
| 01***00 | Bolt,For Weight Adjusting Bolt | 3 |
| 01***55 | Bolt, Mount Dryer To Bracket And Frame | 1 |
| 01***90 | Bolt,(For Large Fan) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fuel Injection Pump And Mounting
| 01***15 | Bolt | 1 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
| 01***65 | Bolt - Transmission Tube Mounting | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fuel Injection Pump Drive
| 01***30 | Bolt,(Not Used When Towing Winch) | 2 |
| 01***30 | Bolt,For Weight Adjusting Bolt | 2 |
| 04***30 | Ring, Snap | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fuel Injector
| 01***32 | Washer, (Without Emergency Steering) | 6 |
| 62***50 | Bolt | 6 |
| 65***11 | Injector | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Fuel Return
| 01***95 | Bolt,(For Shipping) | 1 |
| 07***12 | Washer, Gasket,(F5350-64a0 -24 ) | 4 |
| 07***20 | Bolt,Joint | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Gasket Sets
| 07***12 | O-Ring,(F4350-59a1 -17 ) | 6 |
| 07***95 | O-Ring,Transmission Strainer | 1 |
| 07***35 | O-Ring,(F4320-68a0 -11 ) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Heater Switch
| 01***30 | Bolt,(With Body Positioner) | 1 |
| 01***55 | Bolt,(See Service News) | 2 |
| 01***12 | Bolt,(With Speedometer) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Idler Gear
| 01***30 | Bolt | 6 |
| 01***80 | Bolt | 2 |
| 04***24 | Pin,Dowel (For No.3 Housing) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Injection Bracket And Piping
| 01***45 | Bolt, Bracket Mounting | 2 |
| 01***60 | Bolt - Upper Cooler Inlet Tubemounting | 1 |
| 01***70 | Screw | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Muffler
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***35 | Bolt,(F4320-52a0 -5 ) | 4 |
| 01***45 | Bolt,(With Water Separator Type) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Name Plate And Caution
| 04***50 | Screw | 4 |
| 61***12 | Plate? Name | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Oil Cooler
| 01***25 | Bolt - Relay Mounting | 4 |
| 07***42 | O-Ring - Torque Converter Totransmission | 2 |
| 07***12 | Plug,(For Heater-Less) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Oil Cooler - Mounting
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 22 |
| 01***30 | Bolt,(With Body Positioner) | 4 |
| 01***65 | Bolt - Return Line And Suction Linehose Clamps | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Oil Filler
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 3 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 1 |
| 07***00 | Cap,Oil Filler | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Oil Filter
| 01***30 | Bolt,(With Body Positioner) | 8 |
| 01***16 | Washer,Radio Controlled Slag Handling | 8 |
| 07***12 | Plug,(For Shipping) (Not Shown) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Oil Level Gauge
| 61***10 | Bushing, Oil Gauge Guide | 1 |
| 61***20 | Collar | 1 |
| 61***30 | Nut,(For Shipping) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Oil Pan And Suction Tube
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***30 | Bolt,(With Body Positioner) | 1 |
| 01***35 | Bolt,(F4320-52a0 -5 ) | 50 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Oil Pump
| 01***30 | Bolt,(With Body Positioner) | 2 |
| 01***40 | Bolt (Op) | 2 |
| 01***30 | Bolt,(Water Separator Spec.) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Piston
| 02***13 | Pin, Dowel | 4 |
| 61***20 | Ring, Snap | 12 |
| 61***41 | Bearing Assembly, Standard | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Rear P.T.O.
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 3 |
| 01***30 | Bolt,For Weight Adjusting Bolt | 1 |
| 62***80 | Plate | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Rocker Arm And Housing
| 01***20 | Bolt (M12-1.75x120) | 60 |
| 01***15 | Nut | 1 |
| 07***12 | O-Ring,(F4350-59a1 -17 ) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Rocker Arm Housing Cover
| 01***45 | Bolt, Bracket Mounting | 36 |
| 01***16 | Washer,Radio Controlled Slag Handling | 36 |
| 61***20 | Rubber,(Fig.A1111) | 36 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Starting Motor - 7.5kw
| 60***21 | Starting Motor Ass'Y,(7.5kw) | 2 |
| KD***20 | Magnetic Switch Assembly | 1 |
| KD***40 | Spring,Spring | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Starting Motor Mounting - 7.5kw
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 01***45 | Bolt,(For 60ton Dump Body) | 6 |
| 01***10 | Nut,(Dust?Drip Proof? Trimming S.) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Tension Pulley
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 2 |
| 01***40 | Bolt,For Weight Adjusting Bolt | 8 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Thermostat Housing
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***95 | Capscrew | 6 |
| 07***15 | Plug,(Used When Without Heater) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Turbocharger - Ktr110l-997a
| 01***16 | Bolt | 4 |
| 01***16 | Bolt | 8 |
| 04***08 | Pin, Dowel | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Turbocharger - Mounting
| 61***90 | Nut, Mounting | 4 |
| 61***30 | Stud | 4 |
| 61***10 | Gasket,Turbocharger Mounting | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Turbocharger - Oil Piping
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Water Pump
| 01***12 | Bolt - M8 - 1.25 X 12 | 1 |
| 01***30 | Bolt,(With Body Positioner) | 4 |
| 01***15 | Bolt | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Water Temperature Sensor
| 07***16 | Plug | 1 |
| 08***10 | Connector, Clip | 1 |
| 78***20 | Sensor, Trans. Control Valve Oil Temperature | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine : Wiring
| 62***11 | Harness, Wiring | 1 |
| 62***20 | Wire Harness | 1 |
Engine Related Parts
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine Related Parts : Engine Mounting
| 01***60 | Bolt | 6 |
| 01***19 | Nut,Lock | 6 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 12 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Engine Related Parts : Exhaust System
| 01***40 | Bolt,(For Operator'S Cab) | 4 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 4 |
| 42***10 | Pipe, Exhaust | 1 |
Fuel Tank And Related Parts
Komatsu : Wa600-3lk(S/N A53001-Up) : Fuel Tank And Related Parts : Fuel Line - Piping
| 01***20 | Bolt,(For Mono Lever Steering) | 2 |
| 01***95 | Capscrew | 2 |
| 01***20 | Bolt,(Without Rops Guard? Canopy) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Fuel Tank And Related Parts : Fuel Tank
| 01***65 | Capscrew (1) | 2 |
| 01***00 | Rops Bolt | 2 |
| 01***10 | Bolt,(For Shipping) | 2 |
Guard
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Bulkhead
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Bulkhead - Bulkhead Wiring Harness
| 08***00 | Diode,(With Air Conditioner) | 2 |
| 42***52 | Wiring Harness | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Counterweight
| 01***75 | Bolt | 4 |
| 01***90 | Washer,(For Shipping) | 4 |
| 42***30 | Electrical Plug | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Counterweight - Additional
| 01***70 | Bolt | 4 |
| 01***90 | Washer,(For Shipping) | 4 |
| 42***30 | Electrical Plug | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Cover - Floor
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 14 |
| 42***20 | Cover | 1 |
| 42***31 | Cover, L.H | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Front Fender
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 6 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 8 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Hood - Engine
| 01***20 | Bolt - Mount Risers To Cab Floor | 2 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 29 |
| 01***35 | Bolt,R.H. (For Add. Air Compressor) | 16 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Hood - Radiator Grille
| 01***30 | Bolt, Mounting - Front Hand Rails | 6 |
| 01***32 | Washer | 2 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Hood - Radiator Guard
| 01***20 | Bolt - Mount Risers To Cab Floor | 11 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 10 |
| 01***32 | Washer | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Hood - Radiator Guard Mounting
| 01***70 | Bolt | 8 |
| 01***60 | Flat Washer - M20 (Hardened) | 8 |
| 42***30 | Plate | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Hood - Rear Lamp And Harness
| 01***35 | Screw, Mount Lens | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 4 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Hood - Support
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 8 |
| 01***35 | Bolt,(With Rops) | 4 |
| 01***12 | Bolt,(With Speedometer) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Ladder - Cab Side
| 01***20 | Bolt - Mount Risers To Cab Floor | 6 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 16 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Ladder - Engine Hood Side
| 01***90 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 20 |
| 01***50 | Bolt,(Europe Spec.) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Ladder - Tool Box
| 01***08 | Screw, Terminal | 3 |
| 01***10 | Screw,(For Lighter) | 2 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Ladder Rail - Cab Side
| 42***12 | Handrail, Front, L.H | 19 |
| 42***23 | Handrail, Front, R.H | 1 |
| 42***32 | Handrail, Rear, L.H | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Ladder Rail - Engine Hood Side
| 01***30 | Screw | 2 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 20 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 20 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Guard : Mirror
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 8 |
| 04***32 | Adapter Sleeves | 2 |
| 36***50 | Cap, Bolt | 8 |
Hydraulic System
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Cut-Off Valve
| 01***16 | Screw | 4 |
| 01***25 | Screw | 4 |
| 07***07 | O-Ring - (K10) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Cut-Off Valve - Mounting
| 01***20 | Capscrew | 1 |
| 01***35 | Capscrew | 1 |
| 01***09 | Nut, Lock | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Emergency Steering - Drain Line
| 01***35 | Bolt,(F4320-52a0 -5 ) | 4 |
| 01***75 | Bolt - Tube Mounting | 4 |
| 01***09 | Nut,(For Japan) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Emergency Steering - Hydraulic Tank To Diverter Valve
| 01***40 | Bolt,For Weight Adjusting Bolt | 8 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 2 |
| 01***09 | Nut,(For Japan) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Emergency Steering Check Valve
| 07***35 | O-Ring, At Lower Oil Cooler Inlet Port | 1 |
| 70***11 | Body | 1 |
| 70***21 | Poppet | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Emergency Steering Piping - Diverter Valve
| 01***35 | Bolt,(F4320-52a0 -5 ) | 0 |
| 01***40 | Bolt,For Weight Adjusting Bolt | 0 |
| 01***15 | Bolt | 0 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Emergency Steering Piping - Diverter Valve To Pump
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***45 | Bolt, Mounting Cranking Motor | 3 |
| 01***85 | Bolt,(Used With Pin Puller) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Emergency Steering Piping - Pilot Line
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 4 |
| 01***65 | Bolt | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Equipment Control Valve - 2-Spool Lubrication Lines
| 07***23 | O-Ring,(For 2nd Travel Speed) (Op) | 2 |
| 07***34 | O-Ring,(For Without Brake Assistor) | 2 |
| 07***08 | Plug,See Fig. K4010-63a0 | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Equipment Control Valve - 2-Spool Mounting
| 01***80 | Bolt,(B) | 2 |
| 01***70 | Bolt,(With Wear Guard) | 4 |
| 01***05 | Bolt | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Equipment Control Valve - 2-Spool Valve Assembly
| 01***25 | Bolt,(For Shipping) | 2 |
| 01***50 | Bolt,(Not Used When With Cab) | 2 |
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Equipment Control Valve - Relief, Safety, Suction And Float Selector Valve
| 01***11 | Nut | 1 |
| 01***21 | Nut,(Except Japan) | 1 |
| 07***11 | O-Ring (Kit) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Line - Delivery Line To Control Line For E.C.S.S.
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 1 |
| 01***09 | Nut,(For Japan) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Line - Drain Line With E.C.S.S.
| 01***20 | Bolt - Mount Risers To Cab Floor | 1 |
| 01***10 | Nut, Plate Mounting | 1 |
| 04***12 | Clip,See Fig. K4010-41a1 | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Line - Lift Cylinder Line For E.C.S.S.
| 01***60 | Bolt,(F4320-52a0 -5- ) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 36 |
| 07***32 | O-Ring (K31) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Charge Valve To P.P.C. Valve
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***06 | Nut, (Service Parts) | 2 |
| 01***09 | Nut,(For Japan) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Control Valve To Lift Cylinder Head Delivery Line
| 01***40 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***45 | Bolt, Bracket Mounting | 6 |
| 01***09 | Nut,(For Japan) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Control Valve To Lift Cylinder Head Delivery Line With E.C.S.S.
| 01***40 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***45 | Bolt, Bracket Mounting | 6 |
| 01***09 | Nut,(For Japan) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Control Valve To P.P.C. Valve
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***50 | Bolt,(See Fig.A4010-C3w6) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Cut-Off Valve Line
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 2 |
| 01***45 | Bolt, Bracket Mounting | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Delivery Line To Control Valve
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
| 01***09 | Nut,(For Japan) | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Delivery Line To Lift Cylinder Head
| 01***60 | Bolt,(F4320-52a0 -5- ) | 4 |
| 01***75 | Bolt (M10-1.50x75) | 4 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Delivery Line To Steering Demand Valve
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 01***55 | Bolt, Mount Dryer To Bracket And Frame | 2 |
| 01***09 | Nut,(For Japan) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Drain Line For Control Valve
| 01***70 | Bolt - Accumulator Mounting Bracket | 2 |
| 01***85 | Bolt,(Used With Pin Puller) | 2 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Drain Line For Control Valve (E.C.S.S.)
| 01***70 | Bolt - Accumulator Mounting Bracket | 2 |
| 01***85 | Bolt,(Used With Pin Puller) | 2 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Dump Cylinder Bottom Line
| 01***45 | Bolt, Mounting Cranking Motor | 4 |
| 01***75 | Bolt - Tube Mounting | 4 |
| 01***45 | Bolt, Bracket Mounting | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Dump Cylinder Head Line
| 01***45 | Bolt, Mounting Cranking Motor | 4 |
| 01***45 | Bolt, Bracket Mounting | 2 |
| 01***09 | Nut,(For Japan) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - E.C.S.S. Accumulator And Solenoid Valve
| 01***30 | Bolt,(Not Used When Towing Winch) | 4 |
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 12 |
| 01***70 | Bolt,(For 75a Alternator) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - E.C.S.S. Charge Piping
| 01***35 | Bolt,(F4320-52a0 -5 ) | 8 |
| 01***20 | Bolt,For Weight Adjusting Bolt | 1 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Equipment Pump To Delivery Line
| 01***05 | Capscrew | 8 |
| 01***45 | Bolt, Bracket Mounting | 4 |
| 01***09 | Nut,(For Japan) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Lift Cylinder Bottom Line
| 01***40 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***45 | Bolt, Bracket Mounting | 6 |
| 01***09 | Nut,(For Japan) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Lift Cylinder Bottom Line (E.C.S.S.)
| 01***40 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***45 | Bolt, Bracket Mounting | 6 |
| 01***09 | Nut,(For Japan) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - P.P.C. Valve And Charge Valve Drain Line
| 01***16 | Bolt - Starting Motor Ground Cable | 3 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 3 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - P.P.C. Valve To Control Valve
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***50 | Bolt,(See Fig.A4010-C3w6) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Steering Demand Valve Cooling Line
| 01***95 | Capscrew | 4 |
| 01***09 | Nut,(For Japan) | 4 |
| 01***32 | Washer,(With Auto Emergency Steering) | 12 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Steering Demand Valve Cooling Line (E.C.S.S.)
| 01***95 | Capscrew | 4 |
| 01***09 | Nut,(For Japan) | 4 |
| 01***32 | Washer,(With Auto Emergency Steering) | 12 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Suction Line
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 4 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 2 |
| 01***45 | Bolt, Bracket Mounting | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Piping - Switch Pump To Delivery Line
| 01***45 | Bolt | 1 |
| 01***75 | Bolt | 4 |
| 01***80 | Screw | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Pump - Front Work Equipment Pump
| 01***10 | Bolt | 4 |
| 04***42 | Pin,Dowel? Gear Case Cover | 4 |
| 04***20 | Ring, Snap | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Pump - Mounting
| 01***40 | Capscrew - M12 X 1.75 X 40lg | 12 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 12 |
| 07***30 | O-Ring,Housing | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Pump - P.P.C. Pump
| 01***45 | Bolt | 4 |
| 01***00 | Bolt | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Pump - Rear Work Equipment Pump
| 01***45 | Bolt | 4 |
| 01***10 | Bolt | 4 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Pump - Steering Pump
| 01***10 | Bolt | 4 |
| 04***42 | Pin,Dowel? Gear Case Cover | 4 |
| 04***20 | Ring, Snap | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Pump - Switch Pump
| 01***45 | Bolt | 4 |
| 01***00 | Bolt | 4 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Pump - Transmission Pump
| 01***45 | Bolt | 4 |
| 01***45 | Washer, Spring | 4 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Hydraulic Tank
| 01***60 | Bolt,(Balancer) | 2 |
| 01***75 | Capscrew (4) (Qty.3 (5)) | 4 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 24 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Demand Valve And Mounting
| 01***45 | Bolt | 3 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 4 |
| 01***15 | Nut, Lock | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Drain Line Without Joystick Steering
| 04***11 | Clip,See Fig. K4010-04a0 | 1 |
| 07***25 | Hose | 1 |
| 07***65 | Hose | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Drain Line With Joystick Steering
| 07***25 | Hose | 1 |
| 07***65 | Hose | 1 |
| 07***59 | Clamp | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Steering Cylinder Piping
| 01***55 | Bolt, Mount Dryer To Bracket And Frame | 4 |
| 01***65 | Bolt, Mount Tube To Divider Valve | 8 |
| 01***09 | Nut,(For Japan) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Steering Demand To Steering Pump
| 01***10 | Bolt,(With Joy Stick Steering) | 8 |
| 01***09 | Nut,(For Japan) | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Steering Pump To Steering Demand Valve
| 01***45 | Screw | 4 |
| 01***25 | Bolt | 2 |
| 01***55 | Bolt, Mount Dryer To Bracket And Frame | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Steering To Steering Demand Valve Piping With Joystick Steering
| 01***60 | Bolt, Mounting | 6 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 8 |
| 01***60 | Bolt - Upper Cooler Inlet Tubemounting | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Steering Valve To Accumulator Piping
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***07 | Nut,(With Body Positioner) | 2 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Steering Valve To Accumulator Piping With Joystick Steering
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
| 01***07 | Nut,(With Body Positioner) | 2 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Steering Valve To Steering Demand Valve Piping
| 01***60 | Bolt, Mounting | 6 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 8 |
| 01***60 | Bolt - Upper Cooler Inlet Tubemounting | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Stop Valve
| 42***01 | Valve, Steering Stop | 2 |
| 42***30 | Poppet | 1 |
| 42***40 | Compression Spring | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Line - Suction Line
| 01***32 | Washer, (Without Emergency Steering) | 4 |
| 07***75 | O-Ring,Cylinder Head | 1 |
| 07***25 | Clamp | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Piping - Joystick Steering Solenoid Valve
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
| 07***34 | O-Ring,(For Without Brake Assistor) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Hydraulic System : Steering Valve
| 42***21 | Valve Ass'Y,See Fig. K4010-03a0 | 1 |
Main/Revolving Frame And Related Parts
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Frame Lock And Access Covers - Front And Rear Frames
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 8 |
| 01***50 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***40 | Bolt,(For Slag Handling) (For Usa) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Front Frame
| 42***03 | Standard Front Frame Assembly | 1 |
| 42***13 | Frame, Front | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Hinge Pin - For Front And Rear Frame Connecting
| 01***55 | Bolt,(Not Used For Chip Dozer) | 14 |
| 01***60 | Capscrew | 6 |
| 01***60 | Bolt,(Balancer) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Rear Axle Support
| 01***80 | Bolt,(B) | 12 |
| 01***45 | Bolt, Mounting Cranking Motor | 12 |
| 01***70 | Bolt,(With Wear Guard) | 12 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Rear Frame
| 42***10 | Frame Assembly, Rear | 1 |
| 42***02 | Frame Assembly, Rear | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Remote Grease System - Articulation Area
| 07***00 | Fitting, Grease - Upper Hinge Pin | 15 |
| 07***00 | Fitting, Grease (Steering Cylinder) | 1 |
| 07***08 | Plug,(Without Lock-Up), Plug | 7 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Remote Grease System - Dump And Steering Cylinder Pin
| 01***16 | Bolt - Starting Motor Ground Cable | 13 |
| 04***10 | Clip - Fuel Sensor Harness | 10 |
| 04***10 | Clip | 5 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Remote Grease System - Rear Axle
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 19***80 | Clip | 2 |
| 21***80 | Nipple | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Remote Grease System - Rear Axle Support
| 01***16 | Bolt - Starting Motor Ground Cable | 11 |
| 04***10 | Clip - Fuel Sensor Harness | 2 |
| 04***10 | Clip | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Steering Cylinder
| 07***30 | O-Ring, Cover - Transfer Gear | 1 |
| 07***25 | O-Ring,Cylinder Head | 1 |
| 07***08 | Plug,(For W/O. Corrosion Resistor) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Main/Revolving Frame And Related Parts : Steering Cylinders - Mounting
| 01***25 | Bolt,(For Service Or Shipping) | 4 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 2 |
| 41***10 | Seal,Dust (For High Lift) | 8 |
Marks And Plates
Komatsu : Wa600-3lk(S/N A53001-Up) : Marks And Plates : Product Graphics - Chassis
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***40 | Plate, Name | 1 |
| 09***63 | Plate? Instruction,Air Cleaner (Single Element) | 1 |
Operator'S Compartment And Control System
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditi0ner - Condenser
| 42***30 | Condenser Ass'Y,(R134a) | 2 |
| ND***30 | Nut | 6 |
| ND***12 | Fan | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - Mounting And Piping
| 01***25 | Screw | 2 |
| 01***30 | Bolt,See Fig. K4010-17a0 | 2 |
| 01***16 | Bolt - Starting Motor Ground Cable | 9 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - A/C Unit
| 42***11 | Air Conditioner U.,See Fig. K4010-15a0 | 1 |
| ND***21 | Screw, Tapping | 10 |
| ND***40 | Pipe,See Fig. K4010-15a0 | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - Air Compressor
| 42***80 | Air Compressor Assembly, A-Type | 1 |
| ND***70 | Clamp, Tapping | 1 |
| ND***00 | Washer? 0.3mm,Plate? Sk | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - Air Compressor Mounting
| 01***85 | Bolt - M8 X 85lg | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***50 | Bolt,For Weight Adjusting Bolt | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - Air Conditioner Kit
| 01***20 | Bolt,See Fig. K4010-11a0 | 2 |
| 20***20 | Receiver Tank, Receiver | 1 |
| 42***90 | Cap | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - Air Duct
| 42***52 | Duct Assembly, Air | 2 |
| ND***20 | Screw With Washer, Tapping | 2 |
| ND***80 | Screw With Washer, Tapping | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - Console Box Related Parts
| 41***40 | Sheet | 1 |
| 42***30 | Finisher | 1 |
| 42***30 | Gasket | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - Damper
| 42***41 | Damper Ass'Y,See Fig. K4010-13a0 | 1 |
| ND***10 | Damper Ass'Y,See Fig. K4010-13a0 | 1 |
| ND***01 | Screw, Tapping | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner - Filter Box
| 01***40 | Bolt? Wing,See Fig. K4010-12a0 | 1 |
| 01***20 | Bolt,See Fig. K4010-11a0 | 2 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 11 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner And Heater - L.H. Console Box
| 01***14 | Screw (Joystick Steering) | 6 |
| 01***12 | Bolt,(See Fig. K0210-16a0) | 4 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Conditioner And Heater - Rear Console Box
| 01***16 | Screw, Sems | 2 |
| 01***16 | Bolt, Mounting Transmission Control Switch | 4 |
| 01***12 | Bolt,(With Speedometer) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Air Duct
| 01***12 | Screw,(Not Shown) (For Std Cab) | 4 |
| 01***12 | Bolt,(See Fig. K0210-16a0) | 4 |
| 01***16 | Bolt, Mounting Transmission Control Switch | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Accumulator
| 07***40 | O-Ring,(F4350-55a0 -10 ) | 1 |
| 07***40 | Ring, Back-Up | 1 |
| 07***17 | Ring,Wear (Kit) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Accumulator Charge Valve
| 07***11 | O-Ring,(Tm8202-009) | 1 |
| 07***14 | O-Ring,(Without Maintenance Monitor) | 1 |
| 07***18 | O-Ring | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Accumulator Charge Valve Mounting
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
| 01***90 | Bolt,(For Large Fan) | 2 |
| 01***45 | Bolt,(Noise Abatement Part) | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Accumulator Piping
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 1 |
| 01***09 | Nut,(For Japan) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Accumulator Related Parts
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 4 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 4 |
| 07***23 | O-Ring,(Crusher?Other Att.For Ppc Con | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Accumulator To Solenoid Valve
| 01***16 | Bolt - Starting Motor Ground Cable | 5 |
| 01***06 | Nut, (Service Parts) | 2 |
| 01***07 | Nut,(With Body Positioner) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Brake Valve To Hydraulic Tank Piping
| 01***16 | Bolt - Starting Motor Ground Cable | 5 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***09 | Nut,(For Japan) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Cover
| 01***30 | Bolt,(With Body Positioner) | 3 |
| 01***95 | Capscrew - M12 | 2 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Drain Tube
| 01***55 | Bolt, Mount Dryer To Bracket And Frame | 2 |
| 07***28 | O-Ring, Strainer To Control Pump Line | 1 |
| 42***80 | Tube | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Front Slack Adjuster Piping
| 01***16 | Bolt - Starting Motor Ground Cable | 9 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 6 |
| 01***09 | Nut,(For Japan) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Front Slack Adjuster To Front Brake
| 01***40 | Bolt,(Shim 3-Piece) | 4 |
| 04***10 | Clip,(Without Cab) | 4 |
| 07***34 | O-Ring,(Not Used When (B) Spec.) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Harness And Accumulator Mounting Bracket
| 01***40 | Bolt | 2 |
| 01***60 | Bolt,Rear | 3 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Pump To Strainer Piping
| 01***35 | Bolt,(For Fix Position) | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 01***23 | Washer,(For Shipping) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Rear Slack Adjuster Piping : Unit_01_of_02
| 01***16 | Bolt - Starting Motor Ground Cable | 6 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 3 |
| 01***40 | Bolt,(Shim 3-Piece) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Rear Slack Adjuster Piping : Unit_02_of_02
| 01***16 | Bolt - Starting Motor Ground Cable | 6 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***40 | Bolt,(Shim 3-Piece) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Single Brake Valve
| 01***20 | Screw | 1 |
| 01***25 | Bolt,See Fig. K4010-65a0 | 4 |
| 01***40 | Bolt,See Fig. K4010-64a0 | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Solenoid Valve
| 01***45 | Bolt | 4 |
| 07***09 | O-Ring,(For Dual Tilt Dozer) | 4 |
| 07***18 | O-Ring, Divider Valve Mounting | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Solenoid Valve To Accumulator
| 01***16 | Bolt - Starting Motor Ground Cable | 8 |
| 01***06 | Nut, (Service Parts) | 2 |
| 01***07 | Nut,(With Body Positioner) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Control - Tandem Brake Valve
| 01***20 | Screw | 1 |
| 01***25 | Bolt,See Fig. K4010-65a0 | 4 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Piping - Front Axle Line
| 01***16 | Bolt - Starting Motor Ground Cable | 5 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 6 |
| 04***11 | Clip,See Fig. K4010-04a0 | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Piping - Rear Axle Line
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***35 | Bolt, Mount Bracket To Floor | 1 |
| 07***34 | O-Ring,(Not Used When (B) Spec.) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Brake Piping - Slack Adjuster
| 42***30 | Spring | 2 |
| 42***40 | O-Ring,Piston | 2 |
| 42***50 | Cover,Valve | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Bucket Positioner
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Upper Interior Trim And Roof Pad
| 01***16 | Screw | 4 |
| 01***20 | Screw | 1 |
| 01***23 | Washer,(With Auto Emergency Steering) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Cab And Front Window Lower Plates
| 36***10 | Bolt, Panto Adapter Mounting | 8 |
| 42***80 | Plate | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Cab Mounting Bolts
| 01***40 | Bolt,For Weight Adjusting Bolt | 2 |
| 01***50 | Bolt,(For Large Size Tire) | 8 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Cap And Door Related Parts
| 01***25 | Bolt,Without Revolution Sensor | 12 |
| 01***25 | Screw | 4 |
| 01***14 | Bolt - Fuel Sensor Mounting | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Electrical System
| 01***12 | Screw,(Without Ashtray) | 2 |
| 01***12 | Screw | 2 |
| 01***16 | Screw | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Electrical System Mounting Parts
| 01***10 | Screw | 1 |
| 01***16 | Bolt - Starting Motor Ground Cable | 2 |
| 08***10 | Connector, Clip | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Front Interior Cover
| 01***10 | Plain Washer | 10 |
| 20***20 | Ashtray | 1 |
| 41***80 | Seal | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Front Interior Cover, Lower
| 42***10 | Screw,(With Washer) | 6 |
| 42***60 | Protective Strip | 1 |
| 42***20 | Cover, Right Hand | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Front Interior Trim
| 42***40 | Screw | 6 |
| 42***40 | Cover, Front - L.H | 1 |
| 42***50 | Cover, Right Front | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Front Wiper
| 18***66 | Bolt | 2 |
| 41***70 | Cowl Fitting Assembly | 1 |
| 42***21 | Front Wiper Motor Assembly | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Inside Insulation Panel
| 42***20 | Insulation Panel | 1 |
| 42***31 | Insulation Panel | 2 |
| 42***51 | Insulation Panel | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Interior Trim - Side
| 42***10 | Screw,(With Washer) | 1 |
| 42***80 | Cover, Wiper Motor - L.H | 1 |
| 42***90 | Cover, Wiper Motor - R.H | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Mounting Seal
| 42***30 | Gasket | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Rear Interior Trim
| 42***10 | Screw,(With Washer) | 7 |
| 42***40 | Screw | 1 |
| 42***40 | Cover, L.H | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Rear Wiper
| 01***16 | Bolt, Mounting Transmission Control Switch | 4 |
| 01***25 | Screw | 2 |
| 13***H1 | Panto Adapter | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Related Parts
| 09***55 | Plate, Mark, Komatsu | 2 |
| 42***60 | Seal | 2 |
| 42***20 | Plug, Hole | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Window Washer And Grommet
| 08***08 | Grommet,(Without Beacon Lamp) | 2 |
| 08***12 | Grommet,(Not Used For Cab Spec.) | 8 |
| 08***14 | Grommet,(For Eu Dynamic Noise) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cab - Windows
| 01***25 | Screw | 4 |
| 23***40 | Strip, Weather | 4 |
| 42***40 | Seal | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Cool And Heater Box
| 01***16 | Bolt, Mounting Transmission Control Switch | 4 |
| 07***89 | Clamp,(D31s) | 2 |
| 42***70 | Grille,(See Fig. K0210-16a0) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Electrical System - Joystick Steering
| 01***16 | Bolt, Mount Solenoid Valve | 8 |
| 01***16 | Bolt - Starting Motor Ground Cable | 3 |
| 01***32 | Washer,(With Auto Emergency Steering) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Engine Control
| 01***25 | Screw | 3 |
| 42***10 | Electronic Pedal, Accelerator | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor - Electrical Relay And Fuses
| 01***12 | Screw,(For Side Lamp) (Not Shown) | 2 |
| 01***16 | Screw, Mount Parking Lights | 4 |
| 01***08 | Bolt, Mount Relays And Flasher | 5 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor - Floor Frame
| 01***16 | Bolt, Mounting Transmission Control Switch | 8 |
| 09***06 | Cap - Machines Without Rear Wiper | 1 |
| 09***10 | Cap,(For Joy Stick Steering) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor - P.P.C. Valve Line
| 01***20 | Bolt,(Forwarded Individually Parts) | 3 |
| 01***35 | Bolt, Mount Bracket To Floor | 6 |
| 07***18 | O-Ring,(See Fig.1601-29?1602-17) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor - R.H. Console Box
| 01***16 | Screw,(For Joy Stick Steering) | 5 |
| 01***16 | Bolt, Mounting Transmission Control Switch | 2 |
| 01***20 | Bolt - Mount Risers To Cab Floor | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor - R.H. Console Box And Controller Bracket
| 01***16 | Bolt, Mount Solenoid Valve | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 4 |
| 42***30 | Screw | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor - Window Switch, Maintenance Monitor Mounting Parts
| 01***25 | Screw | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 4 |
| 04***08 | Washer | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor - Wiring Harness Assembly
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
| 01***10 | Bolt - Relay And Flasher Mounting | 6 |
| 01***16 | Bolt - Starting Motor Ground Cable | 17 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor Decal
| 09***55 | Mark, Komatsu (Cab Door) | 2 |
| 09***01 | Plate, Safety, Electric Shock (English) | 1 |
| 24***40 | Decal | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor Harness - E.C.S.S. Controller And Short Connector
| 01***25 | Bolt - Relay Mounting | 4 |
| 42***90 | Connector, Short | 1 |
| 78***01 | Controller Assembly, E.C.S.S | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor Harness - Transmission Controller With Joystick Steering
| 01***16 | Bolt - Starting Motor Ground Cable | 4 |
| 01***23 | Washer,(With Auto Emergency Steering) | 8 |
| 22***30 | Diode, Led | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor Mat
| 42***33 | Mat, Floor | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Floor Support
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
| 01***35 | Bolt,(F4320-52a0 -5 ) | 8 |
| 01***40 | Bolt,(For Slag Handling) (For Usa) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Heater Piping
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 1 |
| 01***10 | Bolt - Relay And Flasher Mounting | 2 |
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Joystick Steering - Relay And Fuse
| 01***12 | Screw,(For Side Lamp) (Not Shown) | 2 |
| 01***16 | Screw, Mount Parking Lights | 4 |
| 01***10 | Bolt - Relay And Flasher Mounting | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Joystick Steering Controls - Handle Assembly - Complete
| 08***50 | Connector | 8 |
| 42***41 | Handle, Joystick Steering | 1 |
| 42***11 | Button | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Joystick Steering Controls - Handle Assembly And Related Parts
| 01***12 | Screw,Sems | 2 |
| 01***16 | Screw | 2 |
| 01***14 | Screw (Joystick Steering) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Joystick Steering Controls - Handle Mounting And Related Parts
| 01***16 | Bolt - Box Mounting | 2 |
| 01***50 | Capscrew | 1 |
| 01***16 | Screw | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Joystick Steering Controls - L.H. Arm Rest
| 01***12 | Screw | 4 |
| 01***16 | Screw,(With Payload Meter) | 2 |
| 01***16 | Screw | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Joystick Steering Controls - Switch And Panel
| 42***61 | Switch, On - Off (Joystick Steering) | 1 |
| 42***60 | Plate? Mark | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Left Hand Door Assembly - Door Frame, Window And Regulator
| 01***12 | Screw | 8 |
| 01***06 | Screw (Op) | 2 |
| 01***08 | Screw | 7 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Left Hand Door Assembly - Door Lock
| 01***12 | Screw | 7 |
| 01***16 | Screw | 1 |
| 01***12 | Bolt,(See Fig. K0210-16a0) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Left Hand Door Assembly - Door Lock, Pad And Grip
| 01***25 | Bolt,Without Revolution Sensor | 4 |
| 01***12 | Screw | 2 |
| 01***08 | Screw, Terminal | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Loader Controls - Work Equipment Control Lever
| 01***20 | Screw | 4 |
| 01***30 | Screw, Mounting | 1 |
| 01***16 | Bolt, Mounting Transmission Control Switch | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Loader Controls - Work Equipment Control Linkage
| 01***03 | Nut; Was 01508-20603, Nut? L.H. Thread,L.H. Thread | 2 |
| 01***05 | Nut,(For Air Conditioner Less), Nut | 2 |
| 01***07 | Nut,(With Body Positioner) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Loader Controls - Work Equipment Lock Lever
| 01***20 | Bolt - Mount Risers To Cab Floor | 2 |
| 04***20 | Pin, Spring Retainer | 3 |
| 09***00 | Knob,Lock Lever | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Main Monitor - Mounting
| 01***12 | Screw,(With Articulate Indicator) | 1 |
| 01***19 | Washer,Spring (With Extinguisher) (D31p) | 1 |
| 78***00 | Monitor, Main | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Maintenance Monitor - Internal Parts
| 01***10 | Washer,(Except Japan) | 12 |
| 01***05 | Washer,(Except Japan) | 12 |
| 08***03 | Bulb? 3w,Turn Signal Lamp | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Maintenance Monitor - Mounting Parts
| 01***25 | Screw | 4 |
| 01***08 | Washer,(For Mounting First Aid Kit) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Operator'S Seat
| 08***04 | Conduit | 1 |
| 08***82 | Harness, Seat | 1 |
| 42***12 | Seat Assembly | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Operator'S Seat - Mounting
| 01***20 | Screw | 4 |
| 01***30 | Bolt, Mounting - Front Hand Rails | 4 |
| 01***06 | Nut | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Operator'S Seat - Mounting Bracket (With Joy Stick Steering)
| 01***25 | Screw | 4 |
| 01***25 | Screw | 1 |
| 01***06 | Nut | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Operator'S Seat - With Joystick Steering
| 01***20 | Bolt,(Forwarded Individually Parts) | 3 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 4 |
| 42***32 | Bracket, Joystick Steering Controls Mounting | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : P.P.C. Valve
| 07***20 | O-Ring,Relief Valve | 4 |
| 07***12 | Plug,Taper | 2 |
| 70***05 | Valve Assembly, P.P.C. - Two-Spool | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Radio - Am/Fm And Cassette
| 01***12 | Capscrew - M4 | 4 |
| 08***00 | Fuse, Radio 1a | 1 |
| 08***00 | Fuse? 5a,(Mk-Ful-5) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Radio - Antenna
| 42***70 | Antenna, Radio | 1 |
| 42***10 | Grommet | 1 |
| 56***50 | Cable, Antenna | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Radio - Speakers
| 01***20 | Screw (Not Illustrated) | 8 |
| 08***36 | Tie, Cable | 1 |
| 41***40 | Speaker, Radio | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Right Hand Door Assembly - Door Lock
| 01***12 | Screw | 8 |
| 01***16 | Screw | 1 |
| 01***12 | Bolt,(See Fig. K0210-16a0) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Right Hand Door Assembly - Door Lock, Pad And Grip
| 01***25 | Bolt,Without Revolution Sensor | 4 |
| 01***12 | Screw | 2 |
| 01***08 | Screw, Terminal | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Right Hand Door Assembly - Door, Window And Regulator
| 01***12 | Screw | 8 |
| 01***06 | Screw (Op) | 2 |
| 01***08 | Screw | 7 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Rops Canopy
| 01***15 | Bolt | 20 |
| 01***12 | Screw,(Without Ashtray) | 4 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 20 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Seat Belt
| 09***00 | Safety Belt Assembly | 1 |
| 17***21 | Belt? Tether,Tether | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Transmission Control Switch
| 01***08 | Screw, Mount Damper To Shaft | 2 |
| 01***12 | Screw | 2 |
| 01***08 | Screw, Terminal | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Transmission Controller
| 01***16 | Bolt - Starting Motor Ground Cable | 4 |
| 01***05 | Nut,(For Air Conditioner Less), Nut | 4 |
| 01***23 | Washer,(With Auto Emergency Steering) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Wheel Column And Steering Wheel - Column Cover
| 01***30 | Bolt, Mounting - Front Hand Rails | 4 |
| 01***08 | Washer,(For Joy Stick Steering) | 5 |
| 42***40 | Rivet | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Wheel Column And Steering Wheel - Support And Mounting Parts
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***50 | Bolt,For Weight Adjusting Bolt | 3 |
| 01***20 | Screw | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Wheel, Column And Steering Wheel - Wheel And Column
| 01***40 | Screw | 1 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 1 |
| 36***10 | Nut | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Operator'S Compartment And Control System : Window Washer Tank
| 01***16 | Screw,(P.O.C. Model) (Except Japan) | 2 |
| 01***23 | Washer,(With Auto Emergency Steering) | 2 |
| 08***10 | Clip,See Fig. K4010-06a0 | 5 |
Power Train And Final Drive
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Drive Shaft - Center
| 01***75 | Bolt | 8 |
| 25***R1 | Bolt | 8 |
| 42***20 | Shaft Assembly, Drive | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Drive Shaft - Front
| 01***30 | Bolt, Mount Pump | 4 |
| 01***75 | Capscrew (4) (Qty.3 (5)) | 6 |
| 01***30 | Capscrew | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Drive Shaft - Rear
| 01***75 | Bolt | 8 |
| 25***R1 | Bolt | 8 |
| 42***30 | Spider Assembly | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Drive Shaft - Universal Joint
| 01***60 | Bolt, Upper Shaft Mounting | 8 |
| 42***40 | Fitting, Grease | 2 |
| 42***30 | Spider Assembly | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Axle Mounting Parts
| 01***29 | Nut - Front Axle Mounting | 12 |
| 42***31 | Bolt | 12 |
| 42***11 | Washer - Front Axle Mounting | 24 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Differential And Mounting Parts
| 01***30 | Capscrew - M12 X 1.75 | 4 |
| 01***65 | Capscrew | 14 |
| 01***50 | Bolt - Differential Carrier | 18 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Final Drive
| 01***20 | Screw | 24 |
| 01***30 | Capscrew - M12 X 1.75 | 24 |
| 01***65 | Capscrew | 16 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Housing
| 01***30 | Capscrew - M12 X 1.75 | 2 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 2 |
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Parking Brake
| 07***75 | Fitting,Grease (Without Lub. Piping) | 1 |
| 42***10 | Note: (1) Included In Parking Brake Service Kit 425-32-05010 | 1 |
| 42***20 | Pad | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Parking Brake Mounting
| 01***35 | Bolt,(Not Used With Rops Canopy) | 2 |
| 01***45 | Capscrew - M16 | 14 |
| 01***50 | Bolt - Differential Carrier | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Wheel Brake
| 01***30 | Capscrew - M12 X 1.75 | 8 |
| 01***40 | Bolt (Kit) | 48 |
| 01***85 | Stud | 62 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Wheel Brake Mounting Parts
| 01***65 | Capscrew (1) | 28 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 28 |
| 07***23 | O-Ring,(F4350-66a1 -1c ) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Front Axle - Wheel Rim Mounting Parts
| 01***60 | Washer,(Without Rops Guard? Canopy) | 62 |
| 42***31 | Nut | 62 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Kit - Torque Converter And Transmission
| 07***00 | O-Ring,(F4350-65a1 -5 ) | 4 |
| 07***15 | O-Ring,(For Low Speed) (D40pf) | 3 |
| 07***30 | O-Ring, Cover - Transfer Gear | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Rear Axle - Differential And Mounting Parts
| 01***30 | Capscrew - M12 X 1.75 | 4 |
| 01***90 | Bolt | 14 |
| 01***50 | Bolt - Differential Carrier | 18 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Rear Axle - Final Drive
| 01***20 | Screw | 24 |
| 01***30 | Capscrew - M12 X 1.75 | 24 |
| 01***65 | Capscrew | 16 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Rear Axle - Housing
| 01***30 | Capscrew - M12 X 1.75 | 2 |
| 01***60 | Bolt,(Balancer) | 14 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Rear Axle - Wheel Brake
| 01***30 | Capscrew - M12 X 1.75 | 8 |
| 01***40 | Bolt (Kit) | 48 |
| 01***85 | Stud | 62 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Rear Axle - Wheel Brake Mounting Parts
| 01***65 | Capscrew (1) | 28 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 28 |
| 07***23 | O-Ring,(F4350-66a1 -1c ) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Rear Axle - Wheel Rim Mounting Parts
| 01***60 | Washer,(Without Rops Guard? Canopy) | 62 |
| 42***31 | Nut | 62 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter - Basic Group
| 01***85 | Bolt | 1 |
| 01***30 | Bolt,(With Body Positioner) | 30 |
| 01***35 | Bolt,(F4320-52a0 -5 ) | 12 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter - Housing
| 01***85 | Bolt, Mount Solenoid Valve Body | 3 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter - Mounting Parts
| 01***35 | Bolt, Mount Carrier | 12 |
| 01***40 | Bolt,For Weight Adjusting Bolt | 12 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 24 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter And Transmission Line - Converter Piping
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***09 | Nut,(For Japan) | 2 |
| 01***32 | Washer,(With Auto Emergency Steering) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter And Transmission Line - Filter
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 5 |
| 01***40 | Bolt (Op) | 15 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter And Transmission Line - Oil Cooler Piping
| 01***60 | Bolt,For Weight Adjusting Bolt | 2 |
| 01***70 | Bolt - Accumulator Mounting Bracket | 2 |
| 01***75 | Bolt - Tube Mounting | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter And Transmission Line - Oil Filter Piping
| 01***50 | Bolt,(Spark Arrester Spec.) | 2 |
| 01***60 | Bolt,(F4320-52a0 -5- ) | 3 |
| 01***70 | Bolt - Bracket And Oil Inlet Tubemounting | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter And Transmission Line - Piping
| 01***85 | Bolt, Divider Valve Mounting | 4 |
| 01***16 | Bolt - Starting Motor Ground Cable | 3 |
| 01***32 | Washer,(With Auto Emergency Steering) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter And Transmission Line - Pump Piping, Suction And Delivery
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***45 | Bolt, Mounting Cranking Motor | 4 |
| 01***25 | Bolt,Sight | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter And Transmission Line - Transfer Case Piping
| 01***30 | Bolt,(Not Used When Towing Winch) | 2 |
| 01***50 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***90 | Bolt,For Weight Adjusting Bolt | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Torque Converter And Transmission Line - Transmission Piping
| 01***65 | Bolt - Transmission Tube Mounting | 1 |
| 01***75 | Bolt - Cab To Rops | 2 |
| 01***09 | Nut,(For Japan) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission
| 42***01 | Transmission Assembly | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - 1st Carrier
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 3 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 3 |
| 04***24 | Pin, Spring | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - 1st, 2nd, 3rd Clutch Housing
| 01***30 | Bolt | 3 |
| 04***34 | Pin-Dowel, Pin,Dowel (For Shipping) | 14 |
| 04***80 | Ring, Retaining | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - 3rd Carrier
| 04***24 | Pin, Spring | 4 |
| 04***30 | Ring, Retaining | 1 |
| 04***30 | Ring,(For 24.00-49) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Fill Tube
| 01***40 | Bolt,For Weight Adjusting Bolt | 4 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 4 |
| 07***48 | O-Ring, Transfer Case | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Forward Carrier
| 04***20 | Pin, Spring | 1 |
| 04***24 | Pin, Spring | 4 |
| 04***40 | Ring, Retaining | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Input And Idler Gear
| 01***35 | Bolt,(Not Used With Rops Canopy) | 2 |
| 01***30 | Bolt,(Not Used When Towing Winch) | 9 |
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 24 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Input Shaft
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 8 |
| 01***00 | Bolt | 1 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Lubrication Valve
| 01***16 | Bolt - Box Mounting | 1 |
| 01***75 | Capscrew | 2 |
| 01***30 | Bolt,(With Body Positioner) | 6 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Mounting Parts
| 01***80 | Bolt | 4 |
| 01***25 | Bolt,(For Service Or Shipping) | 2 |
| 01***45 | Capscrew - M16 | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Output Gear
| 01***30 | Bolt,(With Body Positioner) | 2 |
| 01***30 | Bolt,(Not Used When Towing Winch) | 8 |
| 01***25 | Bolt | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Reverse Carrier
| 04***16 | Pin,(Dowel) | 1 |
| 04***24 | Pin, Spring | 4 |
| 07***06 | Ring, Seal | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Reverse/Forward And 4th Clutch Housing
| 14***70 | Washer,Spring | 17 |
| 17***50 | Ring, Seal - Forward Clutch Piston | 1 |
| 42***20 | Spring? (L= 68.0),(L=68) | 24 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Transfer Case
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 13 |
| 01***40 | Bolt,For Weight Adjusting Bolt | 1 |
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Transfer Output Shaft
| 01***30 | Bolt,(Not Used When Towing Winch) | 8 |
| 01***35 | Bolt, Mount Ground Driven Steering Pump | 4 |
| 01***20 | Bolt, Mount Front Coupling | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Transmission Case
| 01***60 | Bolt,For Weight Adjusting Bolt | 1 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 1 |
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission - Transmission Gear
| 01***30 | Bolt,(Not Used When Towing Winch) | 22 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 22 |
| 04***34 | Pin-Dowel, Pin,Dowel (For Shipping) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission Control Valve - Lower Valve Spools
| 01***30 | Bolt - M8 X 30lg | 12 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 12 |
| 04***40 | Pin, Spring | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission Control Valve - Main Relief Valve
| 01***70 | Bolt - Bracket And Oil Inlet Tubemounting | 2 |
| 01***20 | Capscrew | 1 |
| 01***25 | Capscrew | 3 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission Control Valve - Solenoid Valve
| 01***40 | Bolt (Op) | 2 |
| 01***85 | Bolt, Divider Valve Mounting | 4 |
| 01***40 | Bolt | 5 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission Control Valve - Upper Valve Cover
| 01***20 | Bolt, Wiring Harness Mounting Bracket | 10 |
| 01***40 | Screw, Hex Socket | 5 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Power Train And Final Drive : Transmission Control Valve - Upper Valve Spools
| 01***35 | Bolt,(F4320-52a0 -5 ) | 2 |
| 01***06 | Screw | 1 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 2 |
Suspension And Wheel Related Parts
Komatsu : Wa600-3lk(S/N A53001-Up) : Suspension And Wheel Related Parts : Wheels And Tires - 35/65
| 09***40 | Valve Assembly | 1 |
| 09***30 | Stem, Valve | 1 |
| 09***41 | Core, Valve | 1 |
Work Equipment
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Bolt-On Cutting Edge
| 01***80 | Washer,(For Slag Handling) | 16 |
| 02***30 | Bolt | 16 |
| 02***31 | Nut | 16 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Boom And Bellcrank - Boom Kick-Out
| 01***16 | Bolt - Starting Motor Ground Cable | 1 |
| 01***25 | Bolt,L.H. (For Add. Air Compressor) | 4 |
| 08***10 | Connector, Clip | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Boom And Bellcrank - Mounting Pin
| 01***30 | Bolt - Pin Mounting | 3 |
| 01***45 | Bolt,(For 60ton Dump Body) | 9 |
| 01***35 | Bolt | 1 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Boom And Bellcrank - Standard
| 07***00 | Fitting, Grease - Upper Hinge Pin | 3 |
| 42***30 | Seal, Dust | 8 |
| 42***10 | Seal,Dust (Kit) | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Boom Cylinder
| 01***55 | Screw | 6 |
| 01***95 | Bolt,R.H | 12 |
| 01***60 | Washer,Single Flange (Trimming) | 12 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Boom Cylinder - Mounting Parts
| 01***30 | Bolt - Pin Mounting | 4 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 2 |
| 07***42 | Plug,(Tractor Only With Hitch) | 2 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Bucket - 6.1 Cu. M (8 Cu. Yd)
| 01***60 | Washer,(Without Rops Guard? Canopy) | 8 |
| 02***75 | Bolt | 8 |
| 02***22 | Nut, 7/8 In. Nc | 8 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Bucket Cylinder
| 01***55 | Capscrew | 6 |
| 01***30 | Bolt,(With Body Positioner) | 2 |
| 01***10 | Bolt,R.H | 10 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Bucket Cylinder - Mounting
| 01***30 | Bolt - Pin Mounting | 2 |
| 07***42 | Plug,(Tractor Only With Hitch) | 1 |
| 42***10 | Seal,Dust (Kit) | 4 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Segment Edge
| 01***80 | Washer,(For Slag Handling) | 14 |
| 02***15 | Bolt | 14 |
| 02***31 | Nut | 14 |
Komatsu : Wa600-3lk(S/N A53001-Up) : Work Equipment : Spade Nose Bucket - 6 Cu. M (8 Cu. Yd) Without Teeth
| 01***60 | Washer,(Without Rops Guard? Canopy) | 8 |
| 02***75 | Bolt | 8 |
| 02***22 | Nut, 7/8 In. Nc | 8 |
WA600-3LK(S/N A53001-UP) serial number reference
The PIN plate is located on the front frame, on the right-hand side of the articulation joint. To read the prefix, identify the first three characters of the serial number sequence. For the WA600-3LK, the serial number begins with A53 (e.g., A53001). Verify the full serial against the catalog cover or parts list to ensure the correct variant is selected, as the base WA600-3 uses different serial ranges (50001-UP or A52001-UP).
| Prefix | Identifies | Notes |
|---|---|---|
| A53 | WA600-3LK | Serial range A53001-UP identifies the WA600-3LK configuration. This prefix distinguishes the LK variant from the base WA600-3 (S/N 50001-UP or A52001-UP) and other WA600-3 series models. |
Frequently asked questions
What engine powers this machine?
The WA600-3LK is equipped with a high-performance turbocharged engine producing 522 hp.
What is the operating weight of the WA600-3LK?
The operating weight for this class of loader exceeds 100,000 lb (approx. 45,359 kg).
What model replaced the WA600-3 series?
The WA600-6 series serves as a successor in the Komatsu wheel loader lineup.
What WA600-3LK(S/N A53001-UP) owners discuss
What is the engine configuration and power output for the WA600-3?
The machine features a turbocharged engine. Power output varies by specific configuration: some sources report 522 hp, while others specify 357 kW (478 hp) @ 2000 rpm.
How does the hydraulic system behave under heavy load?
The hydraulic system is generally described as responsive and smooth. However, operators should monitor for weakness when oil temperature rises; increased viscosity loss in hot oil can reveal internal leakage in the pump or control valves.
What are the typical maintenance requirements for the drivetrain and axles?
Regular service includes checking transmission case breathers and changing transmission oil with strainer cleaning every 1000 hours. Axle oil changes and element replacements should be performed every 2000 hours.
What electrical or sensor issues are common in this series?
The machine relies heavily on electronic control systems. Common symptoms include intermittent starting, dashboard failures, or random shutdowns caused by faulty sensors or unstable power supplies.
Are there specific wear patterns to watch for in the bucket and chassis?
Periodic replacement of bolt-on cutting edges and bucket teeth is required. For the chassis, check the condition of the center hinge pin and drive shaft during inspections.
What should be checked when inspecting a used WA600-3 for purchase?
Verify engine power output and hydraulic pump performance under both cold and hot conditions. Inspect the transmission case for leaks, check the condition of the turbocharger mounting, and examine the bucket teeth and cutting edges for excessive wear.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
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