Komatsu WA320-5L(S/N A32001-UP)
Komatsuwheel loadermedium (wa140 - wa380)

Komatsu WA320-5L(S/N A32001-UP)

Maintenance schedule, common problems & OEM parts breakdown

The Komatsu WA320-5L is a mid-size wheel loader designed for versatile earthmoving, aggregate rehandling, and utility applications. This series features the SAA6D102E-2-A engine delivering 124 kW (166 HP) at 2,000 rpm. The machine operates within an operating weight range of approximately 13,590 kg to 13,780 kg (29,960 lb to 30,380 lb), depending on specific configuration and attachments. It is part of the WA320 lineage, positioned between smaller utility loaders and larger mining-class machines.

Across its production lifecycle, the WA320 series evolved from earlier generations into more advanced Tier 4 compliant configurations, integrating technologies like KOMTRAX telematics and electronically controlled HST with overrun protection. The machine remains a significant presence in the used equipment market due to its robust powertrain and the availability of Komatsu Genuine Lubricants and parts. Its durability makes it a staple for fleet managers looking for reliable performance in construction and waste management sectors.

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 WA320-5L(S/N A32001-UP) specifications

Engine

ModelSAA6D102E-2-A
Net Power124 kW (166 HP) @ 2,000 rpm

Weights

Operating Weight13,590–13,780 kg (29,960–30,380 lb)
Static Tipping Weight20,525.1 lb

Dimensions

Transport Length7.475 m (24.52 ft)
Transport Width2.525 m (8.28 ft)
Height to Top of Cab10.5 ft
Ground Clearance1.4 ft
Wheelbase9.95 ft
Bucket Width9.16 ft
Dump Clearance at Max Raise8.69 ft

Performance

Max Speed - Forward23.7 mph
Max Speed - Reverse23.7 mph
Bucket Capacity - Heaped3.41 yd³
Breakout Force29,000.36 lb

Service capacities (summary)

Fuel Capacity60.3 gal

Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.

WA320-5L(S/N A32001-UP) fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase (with filter)23 L (6.1 US gal)Komatsu Diesel engine oil
Cooling system35.1 L (9.3 US gal)Komatsu Super-coolant AF-NAC
Fuel tank245 L (64.7 US gal)Diesel fuel
Transmission/powertrain compartments5.8 L (1.5 US gal)Komatsu Powertrain oil
Axle front27 L (7.1 US gal)Komatsu Axle oil
Axle rear25.5 L (6.7 US gal)Komatsu Axle oil
Hydraulic system and tank92 L (24.3 US gal)Komatsu Hydraulic oil
GreaseNot specified

Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.

Komatsu WA320-5L(S/N A32001-UP) maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil level and condition
  • Inspect hydraulic fluid level via sight glass
  • Verify coolant level and cap security
  • Drain water from fuel/water separator
  • Monitor DEF level for Tier 4 compliance
  • Inspect tire condition and inflation pressure
Every 250 h
  • Change engine oil and filter
  • Grease all articulation, bucket, and steering points
  • Check air filter restriction indicator
  • Inspect belts and hoses for wear
  • Perform visual walk-around inspection
Every 500 h
  • Replace fuel filter
  • Replace hydraulic return filter
  • Perform battery service and terminal inspection
  • Conduct coolant SCA test
  • Perform KOWA oil sample analysis
Every 1,000 h
  • Take hydraulic system oil sample
  • Inspect turbocharger for leaks or play
  • Check valve adjustment clearances
  • Perform structural inspection of welds
  • Measure component wear levels
Every 2,000 h
  • Change hydraulic oil
  • Flush and replace engine coolant
  • Perform transmission service and filter replacement
  • Conduct comprehensive component evaluation
  • Inspect KDPF system status

Servicing the WA320-5L(S/N A32001-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 like iron, copper, and lead. For the hydraulic system, track particle counts and viscosity changes via fluid sampling. Monitoring coolant pH and SCA concentration prevents internal corrosion. Integrating KOMTRAX telematics allows for remote tracking of fuel consumption, fault codes, and DEF levels, enabling proactive response to potential component failures before they cause downtime.

Corrective & Common Repairs

Address hydraulic pressure sensor malfunctions or E03 fault codes by inspecting wiring integrity and sensor connections. Monitor the bucket lift and tilt cylinders for seal leaks; replacement kits are available for cylinder rebuilds. Inspect the cooling fan assembly, particularly if using swing-out models, to ensure proper clearance. Regularly check the steering cylinder and articulation pins for excessive play, replacing worn bushings or pins to maintain precise machine control and prevent structural stress.

Overhaul & Rebuild Points

Plan major interventions around the 2,000-hour mark, focusing on hydraulic oil changes and transmission service. During engine overhauls, inspect the turbocharger and valve train components. Evaluate the condition of the HST pump and hydraulic motor for efficiency losses. For high-hour machines, perform comprehensive structural inspections of boom and bucket welds. Rebuilding major components like the transmission or final drives should utilize Komatsu approved rebuilt assemblies to ensure factory-spec performance.

Seasonal & Environment Servicing

In dusty environments, prioritize frequent air filter inspections and cleaning of the radiator/oil cooler fins to prevent overheating. During cold weather operations, verify the functionality of the engine pre-heater and ensure hydraulic fluid viscosity is appropriate for low temperatures. For machines operating in high-moisture areas, inspect all sealed DT wiring harness connectors for moisture ingress. Ensure the automatic lubrication system remains functional to protect pins and bushings from abrasive contaminants.

WA320-5L(S/N A32001-UP) common service parts

Part numberPart
6735-71-6230Head, Fuel FilterCheck fitment →
6732-21-5530Cartridge, Engine Oil FilterCheck fitment →
6732-71-6650Adapter, Filter HeadCheck fitment →
6732-51-4430Gasket, Filter HeadCheck fitment →
6732-51-4431Gasket, Filter HeadCheck fitment →

Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.

WA320-5L(S/N A32001-UP) fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
E03Swing parking brake system fault or wiring harness ground faultElectrical fault in the sensor circuit, specifically involving connectors L41 and T11; potential corrosion or damage to sensor connectors.Turn starting switch OFF. Disconnect connectors L41 and T11. Use a T-adapter to verify resistance between L41 (Female) pin 3/T11 (Female) pin C and chassis ground is 1MΩ or above.
E10Engine controller power failure or engine management system malfunctionDisruption in the vehicle controller or engine control drive system circuit; may result in engine stall.Inspect ECM power connections, fuses, and ground wires; examine interfacing points for disruptions.
E11Engine control system failure (output power reduction)Failure in the engine control system designed to protect the engine from damage.Check coolant temperature, oil pressure, and air filter status; verify engine protection parameters.
CA115Engine crankshaft speed sensor or backup speed sensor failureBroken sensor, wiring issue, connector corrosion, or sensor malfunction.Replace the speed sensor and verify voltage at the pin connector.
CA451 / CA452Common rail pressure sensor feedback error (High or Low)Malfunction in the fuel rail pressure sensor or an actual overpressure/underpressure condition in the lines.Diagnose the fuel rail pressure sensor or inspect fuel pump lines for issues.
CA441 / CA442Battery voltage error (Low or High)Faulty alternator, battery failure, or voltage regulator malfunction.Replace the alternator or battery; check the voltage regulator and system voltage levels.
DGH2KBHydraulic oil temperature sensor short circuitShort circuit within the hydraulic oil temperature sensor.Replace the temperature sensor.
DXA8KA / DXA8KBFront pump PC-EPC solenoid valve circuit fault (Open or Short)Electrical short or open circuit in the front pump EPC solenoid valve.Inspect for wire chafing, shorts, or broken connections in the solenoid circuit.

Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.

WA320-5L(S/N A32001-UP) attachments & work tools

Buckets

Universal buckets are available with interchangeable teeth and flush mount adapters. Typical capacities for this class range from 2.3 m³ (3.0 yd³) to 3.2 m³ (4.2 yd³).

Mounting & Couplers

The machine utilizes a pin-on bucket configuration. Quick coupler options and conversion kits for skid loader compatible universal quick attach are available.

Hydraulic Systems & Kits

Third spool hydraulics can be configured to utilize an integrated proportional control switch with the multi-function mono-lever. Hydraulic kit options are available for various attachment needs.

Guard & Configuration Options

Available configurations include high lift booms and customizable waste guarding packages. Guarding options include bucket cylinder rod protection and specialized steering wheel placement to improve visibility.

All WA320-5L(S/N A32001-UP) assemblies by section

Every catalogued assembly group for the Komatsu WA320-5L(S/N A32001-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Accessory
Komatsu : Wa320-5l(S/N A32001-Up) : Accessory : Tool
07***90O-Ring,Grease Pump Strap1
07***50Pump, (Bellows Type)1
07***03Cartridge - Grease1
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Cooling System
Komatsu : Wa320-5l(S/N A32001-Up) : Cooling System : Cooling Line
01***25Bolt,(Without Rops Guard? Canopy)12
01***32Washer,(Not Used With Emergency Str.)10
07***55Clamp, Hose3
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Komatsu : Wa320-5l(S/N A32001-Up) : Cooling System : Radiator
01***20Bolt,(For Mono Lever Steering)40
01***40Bolt4
01***32Washer,(With Auto Emergency Steering)44
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Komatsu : Wa320-5l(S/N A32001-Up) : Cooling System : Radiator Mount
01***45Bolt, Mounting Cranking Motor2
01***65Bolt,(Used With Pin Puller)2
01***32Washer,(Not Used With Emergency Str.)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Cooling System : Transfer Oil Cooler
01***20Bolt,(For Mono Lever Steering)6
01***25Bolt,(For Canvas Canopy?Head Guard)7
01***30Bolt,(With Body Positioner)3
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Electrical System
Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Battery
08***00Terminal? (+),(10l) (Not Shown)2
08***01Terminal? (-),(20l) (Not Shown)2
13***10Battery, 12 V - 170 Ah2
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Battery Box
01***20Bolt,(For Mono Lever Steering)10
01***08Screw, Terminal6
01***10Screw,(For Lighter)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Front Harness (Sensor) - Load Meter , E.C.S.S.
01***35Bolt,(For Fix Position)1
01***16Bolt, Battery To Frame Ground Wire Attaching1
01***20Bolt,(For Mono Lever Steering)6
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Front Harness - For E.C.C.S And Load Meter
01***16Bolt, Battery To Frame Ground Wire Attaching3
01***20Bolt,(For Mono Lever Steering)21
01***09Nut,(For Japan)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Front Harness - Standard
01***16Bolt, Battery To Frame Ground Wire Attaching3
01***20Bolt,(For Mono Lever Steering)21
01***09Nut,(For Japan)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Front Light
01***25Bolt,Without Revolution Sensor4
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***30Bolt,(Not Used When Towing Winch)6
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Ground Driven Steering Harness
01***20Bolt,(For Mono Lever Steering)8
01***32Washer,(With Auto Emergency Steering)8
04***10Clip - Fuel Sensor Harness2
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Horn
01***16Bolt - Seat And Tether Belt Mounting4
01***23Washer, Wiring Harness Mounting Bracket4
08***00Horn1
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Rear Combination Lamp And Number Plate
01***20Bolt,Sems10
01***32Plain Washer10
08***14Grommet,(For Eu Dynamic Noise)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Rear Harness (Plug)
Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Rear Harness - Battery Cable
01***16Bolt - Seat And Tether Belt Mounting2
01***20Bolt, Wiring Harness Mounting Bracket1
01***20Bolt,(For Mono Lever Steering)3
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Rear Harness - Hst Harness
01***20Bolt,(For Mono Lever Steering)8
01***20Bolt,(Without Rops Guard? Canopy)1
01***32Washer,(With Auto Emergency Steering)8
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Rear Harness - Main Harness
01***16Bolt, Battery To Frame Ground Wire Attaching2
01***20Bolt,(For Mono Lever Steering)17
01***32Washer,(With Auto Emergency Steering)19
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Komatsu : Wa320-5l(S/N A32001-Up) : Electrical System : Rear Harness - Relay, Fuse And Sub Harness
01***16Bolt - Box Mounting4
01***16Bolt - Seat And Tether Belt Mounting2
01***20Bolt, Wiring Harness Mounting Bracket1
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Engine
Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Accessory Drive Pulley
67***50Pulley, Accessory Drive1
67***20Bolt (M10-1.50x25)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Air Fuel Control Piping
67***10Screw, Banjo Connector (M12x1.50x24)1
67***40Washer, Sealing (M12)2
67***60Adapter, Female1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Air Intake Connection
67***20Plug, Pipe (3/4 Nptf)1
67***50Bolt (M8-1.25x90)2
67***70Bolt, Mounting (M8x1.25x90)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Air Intake Cover
67***10Plug, Pipe (1/2-14 Npt)2
67***60Bolt, Mounting (M8x1.25x25)8
67***10Cover, Intake Manifold1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Air Intake Heater
67***12Gasket, Connection1
67***20Plate? Instruction1
67***10Heater Assembly, Air Intake1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Alternator - 24v - 60 Amp
60***20Alternator Assembly1
ND***80Screw4
ND***30Collar,Stud1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Alternator Belt Tensioner
67***41Tensioner, Alternator Belt1
67***20Bolt (M10x1.50x70)1
67***20Capscrew, Flat Head (M8-1.25x25)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Alternator Guard Bracket
Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Alternator Mounting
01***95Bolt (M10-1.50x95)1
01***16Washer,(For Shipping Parts)1
67***60Bolt, Mounting (M8-1.25x25)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Cam Follower Cover
01***16Bolt, Mounting Transmission Control Switch4
01***10Washer,(For 35a Alternator)4
67***50Washer, Plain (3/8 Inch)6
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Camshaft
67***20Support, Camshaft Thrust1
67***31Gear, Camshaft1
67***60Bolt (M8x1.25x22)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Connecting Rod And Piston
67***10Pin, Piston6
67***32Bushing1
67***20Bolt, Connecting Rod Cap2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Crankshaft
67***10Set, Crankshaft Thrust Bearing - 0.50mm Over1
67***20Set, Crankshaft Thrust Bearing - 1.00mm Over1
67***50Gear, Crankshaft1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Cylinder Block
67***90Nozzle,Piston Cooling (K2)6
67***10Kit, Block Hardware1
67***60Cap, Main Bearing7
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Cylinder Head
67***11Retainer, Valve Spring12
67***70Insert, Exhaust6
67***80Insert, Intake6
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Engine Assembly
13***91Engine, Service1
67***10Engine, Complete1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Engine Fan Drive
67***30Bolt, Hex Cap (M8-1.25x30)2
67***70Bolt, Mounting (M8-1.25x40)2
67***03Support Ass'Y1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Engine Lifting Bracket - Back
67***10Bracket, Lifting1
67***20Bolt (M12x1.75x30)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Exhaust Connection
Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Exhaust Manifold
07***08Plug,(Without Auto Priming System)1
67***30Bolt, Mounting (M10x1.50x65)12
67***20Manifold, Exhaust1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fan Pilot Spacer
Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Flywheel
67***20Washer, Plain (M12)8
67***30Bolt (M12x1.25x32)8
67***80Gear, Flywheel Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Flywheel Housing
67***40Cover, Rear1
67***10Plug, Pipe (1/2-14 Npt)1
67***20Bolt (M8-1.25x16)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Front Gear Cover
01***23Washer, Wiring Harness Mounting Bracket1
67***40Pin, Timing1
67***50Ring, Retaining1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Front Gear Train Accessory Drive Cover
67***80Gasket, Accessory Drive Cover1
67***10Plate, Accessory Drive Cover1
67***30Bolt, Flange Head (M12-1.75x25)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fuel Drain Location
Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fuel Filter
67***40Bolt, (M8x1.25x35)2
67***12Cartridge,Fuel1
67***50Adapter, Filter Head1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fuel Filter Piping - Filter To Injection Pump
67***40Washer, Sealing (M12)2
67***60Tube, Fuel Supply1
67***70Clamp, Tube1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fuel Filter Piping - Transfer Pump To Filter
61***10Connector, Banjo1
67***20Bolt, Flange (M8-1.25x20)2
67***10Screw, Banjo Connector (M12x1.50x24)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fuel Injection Piping
04***08Clip1
62***90Washer, Plain (5/16 Inch)1
67***60Bolt, Mounting (M8-1.25x25)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fuel Injection Pump
Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fuel Injector
67***50Seal, Rectangular Ring1
67***30Seal, Banjo Connector (6.2 mm)1
67***60Gasket,Injector - Spill1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Fuel Pump Coupling
01***11Nut (M14-1.50 Thd), Nut; Was 01582-014111
07***10Screw, Banjo Connector (M10-1.25x20)1
61***61Washer, Plain (14mm)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Gasket Sets
67***30Isolator, Noise6
67***80Set, Upper Engine Gasket - Std1
67***90Nozzle,Piston Cooling (K2)6
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Lubricating Oil Cooler
67***51Valve, Pressure Relief1
67***30Plug, Pipe (1/8 Nptf)1
67***20O-Ring,Oil Pressure Plug1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Lubricating Oil Filler Tube
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)1
61***20Cap Assembly, Oil Fill Tube1
67***30Bolt, Flange Head (M12-1.75x25)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Lubricating Oil Pump
67***11Pump, Lubricating Oil1
67***20Bolt (M8x1.25x30)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Mechanical Tach Drive Cover
67***90Cover, Mechanical Tach Drive1
67***20Seal, Rectangular Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Noise Abatement Panel - Oil Pan - Cylinder Block Stiffener
67***51Plate, Cylinder Block Stiffener1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Oil Level Gauge
67***80Tube, Oil Gauge1
67***30Cartridge, Engine Oil Filter3
67***70Dipstick1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Oil Level Sensor
08***10Bracket, Bucket Position Sensor1
67***20Bolt, Mounting (M8-1.25x16)1
67***80Bolt,Fuel Injection3
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Oil Pan
67***60Bolt, Mounting (M8-1.25x25)36
67***70Washer, Sealing (22.2 mm)1
67***70Plate, Clamping1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Oil Pressure Sensor
08***05Switch,Engine Oil Pressure1
62***10Seal, O-Ring (M10-1.00)1
67***70Adapter, Reducing1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Remote Oil Drain
07***16Gasket,(For Pc750-6) (See Fig.A2110)1
67***10Valve, Oil Drain1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Rocker Lever
67***40Bolt6
67***11Rod, Push12
67***60Washer, Plain (M19)12
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Starting Motor - 24v - 7.5kw
13***91Clutch Sub-Assembly, Starter1
13***H1Starter Kit, Pinion1
13***H1Bearing, Ball (Rear)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Starting Motor Mounting
67***70Stud ((M10x1.50 (Both Ends) X45))1
67***80Gasket, Starter1
67***10Bolt (M10x1.50x35)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Thermostat Housing
Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Turbocharger - Exhaust Connection
07***08Plug,(Without Lock-Up), Plug1
13***H1Clamp, V-Band1
67***20Pipe, Air Transfer1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Turbocharger And Mounting
67***50O-Ring,Turbocharger Drain1
67***10Stud ((M10x1.50 (Both Ends) X42))4
67***20Nut (M10x1.50)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Turbocharger Piping
07***59Clamp - Drain Hose2
67***50O-Ring,Turbocharger Drain1
67***70Tube, Turbocharger Oil Drain1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Valve Cover
67***30Bolt (M8x1.25x25)6
67***50Washer, Plain (3/8 Inch)6
67***81Gasket, Valve Cover6
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Vibration Damper
67***20Bolt (M12x1.25x36)4
67***20Damper, Rubber Vibration1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Water Inlet Connection
67***60Connection, Water Inlet1
67***10Plug, Pipe (1/2-14 Npt)2
67***20Bolt (M10-1.50x75)3
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine : Water Pump
67***70Bolt (M8-1.25x22)2
67***02Kit, Water Pump1
67***20Seal, Rectangular Ring1
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Engine Related Parts
Komatsu : Wa320-5l(S/N A32001-Up) : Engine Related Parts : Damper
01***40Bolt (Op)8
01***55Bolt,(See Service News)12
01***32Washer,(With Auto Emergency Steering)20
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine Related Parts : Engine Harness (1/2)
01***16Bolt, Battery To Frame Ground Wire Attaching1
01***20Bolt,(For Mono Lever Steering)13
01***25Bolt,(For Canvas Canopy?Head Guard)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine Related Parts : Engine Harness (2/2) (Starter Harness And Sensor)
01***12Bolt - Front Cover Mounting2
01***16Bolt - Box Mounting2
01***16Bolt - Seat And Tether Belt Mounting1
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine Related Parts : Engine Mount
01***40Bolt,For Weight Adjusting Bolt10
01***50Bolt,For Weight Adjusting Bolt2
01***60Bolt,For Weight Adjusting Bolt2
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Komatsu : Wa320-5l(S/N A32001-Up) : Engine Related Parts : Exhaust Pipe
01***80Bolt,(With Corrosion Resistor)1
01***08Nut,(For Canvas Canopy?Head Guard)2
01***32Washer,(With Auto Emergency Steering)2
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Fuel Tank And Related Parts
Komatsu : Wa320-5l(S/N A32001-Up) : Fuel Tank And Related Parts : Fuel Tank
01***12Bolt - M8 - 1.25 X 122
01***16Bolt - Seat And Tether Belt Mounting2
01***20Bolt,(For Mono Lever Steering)8
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Komatsu : Wa320-5l(S/N A32001-Up) : Fuel Tank And Related Parts : Step
01***25Bolt,(Without Rops Guard? Canopy)2
01***32Washer,(Not Used With Emergency Str.)2
41***81Step1
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Komatsu : Wa320-5l(S/N A32001-Up) : Fuel Tank And Related Parts : Water Separator
Guard
Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Counter Weight
01***90Bolt4
01***80Bolt4
01***60Flat Washer - M20 (Hardened)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Floor Cover
01***20Bolt,(For Mono Lever Steering)4
01***30Bolt,(With Body Positioner)20
01***32Washer,(With Auto Emergency Steering)24
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Front Fender
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***25Bolt,(Without Rops Guard? Canopy)8
01***30Bolt,(Not Used When Towing Winch)6
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood
01***16Bolt - Seat And Tether Belt Mounting4
01***20Bolt,(Without Rops Guard? Canopy)4
01***23Washer, Wiring Harness Mounting Bracket4
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Air Intake Cap
01***20Bolt,(For Mono Lever Steering)4
01***32Washer,(With Auto Emergency Steering)4
07***20Clamp,(Except Japan)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Bulkhead
01***16Bolt - Seat And Tether Belt Mounting6
01***20Bolt, Wiring Harness Mounting Bracket4
01***20Bolt,(For Mono Lever Steering)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Cover
01***16Bolt - Seat And Tether Belt Mounting2
01***23Washer, Wiring Harness Mounting Bracket2
41***10Plate1
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Cover And Striker
01***16Bolt - Seat And Tether Belt Mounting2
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***23Washer, Wiring Harness Mounting Bracket2
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Door
01***20Bolt,(For Mono Lever Steering)20
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***25Bolt,(Without Rops Guard? Canopy)8
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Door (For Full Fender)
01***20Bolt,(For Mono Lever Steering)24
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***25Bolt,(Without Rops Guard? Canopy)8
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Duct Cover
01***20Bolt, Wiring Harness Mounting Bracket4
01***16Bolt, Battery To Frame Ground Wire Attaching4
01***23Washer, Wiring Harness Mounting Bracket4
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Duct Sheet
01***20Bolt, Wiring Harness Mounting Bracket4
01***20Bolt,(For Mono Lever Steering)5
01***25Bolt,(For Canvas Canopy?Head Guard)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Radiator Guard
01***16Bolt - Seat And Tether Belt Mounting14
01***20Bolt, Wiring Harness Mounting Bracket13
01***20Bolt,(For Mono Lever Steering)13
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Radiator Piping And Baffle Plate
01***16Bolt - Seat And Tether Belt Mounting13
01***20Bolt,(For Mono Lever Steering)10
01***23Washer, Wiring Harness Mounting Bracket13
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood - Sheet
Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Hood Mounting
01***30Bolt,(Not Used When Towing Winch)6
01***32Washer,(Not Used With Emergency Str.)6
41***10Plug1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Ladder
01***25Bolt,(Without Rops Guard? Canopy)9
01***32Washer,(Not Used With Emergency Str.)9
41***22Ladder,R.H1
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Rear Fender
01***25Bolt,(Without Rops Guard? Canopy)12
01***30Bolt,(Not Used When Towing Winch)4
01***32Washer,(Not Used With Emergency Str.)16
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Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Rear Fender - Hook And Dove Tail (For Full Fender)
01***30Bolt,(With Body Positioner)4
01***30Bolt,(Not Used When Towing Winch)4
01***32Washer,(With Auto Emergency Steering)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Guard : Rear Full Fender
01***20Bolt,(For Mono Lever Steering)4
01***25Bolt,(Without Rops Guard? Canopy)4
01***30Bolt,(Not Used When Towing Winch)6
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Hydraulic System
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Accumulator - For E.C.S.S.
07***00O-Ring,(Y1620-11a0a-11)2
07***90O-Ring,Grease Pump Strap2
70***20Ring,Back-Up (Kit)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Bucket Cylinder - Inner Parts
01***60Capscrew8
01***65Capscrew - M16 X 2.00 X 904
01***16Screw,Nylon6
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve (1/4)
41***11Valve Assembly1
UC***08Bolt, Hexagon3
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve (2/4)
UC***15Name Plate1
UC***03O-Ring4
UC***09O-Ring3
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve (3/4)
UC***17Nut, Hexagon1
UC***08Spring1
UC***02O-Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve (4/4)
UC***99Check Valve1
UC***91Poppet1
UC***92O-Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve - 2 Spool
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***65Bolt,(Used With Pin Puller)4
01***20Bolt8
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve - 2 Spool (2/2)
07***34O-Ring,Transmission And Steering Case1
07***34O-Ring,See Fig. K4010-65a02
70***20O-Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve - 3-Spool (1/3)
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***35Capscrew4
01***20Bolt8
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve - 3-Spool (2/3)
01***20Bolt, Mount Spool Covers4
07***38O-Ring, (Without Emergency Steering)4
07***34O-Ring,Transmission And Steering Case1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Control Valve - 3-Spool (3/3)
07***34O-Ring,Transmission And Steering Case1
07***34O-Ring,See Fig. K4010-65a02
70***20O-Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Cut-Off Valve
01***50Bolt4
01***25Screw4
07***07O-Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : E.C.S.S. Valve
07***10O-Ring1
42***10Compression Spring1
42***20Plug1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Fan Drive
01***35Bolt4
01***25Bolt,(Rear Attachment Less)1
01***20Bolt,(For Mono Lever Steering)16
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Fan Drive Piping
01***20Bolt,(For Mono Lever Steering)12
01***30Bolt,(With Body Positioner)1
01***32Washer,(With Auto Emergency Steering)13
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Ground Driven Steering Line : Unit_01_of_02
02***05Hose1
02***10Elbow1
02***08O-Ring (Kit)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Ground Driven Steering Line : Unit_02_of_02
01***20Bolt,(For Mono Lever Steering)2
01***32Washer,(With Auto Emergency Steering)2
02***A6Hose1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hose Piping - P.P.C. Piping 2/2 (For Ground Driven Steering)
01***20Bolt,(For Mono Lever Steering)2
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***40Bolt (Op)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Boom Piping (For 3-Spool Valve)
01***35Bolt,(For Fix Position)8
01***20Bolt,(For Mono Lever Steering)4
01***70Bolt - Bracket And Oil Inlet Tubemounting4
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Cut Off Valve
01***90Capscrew1
01***05Capscrew1
01***45Bolt, Bracket Mounting3
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Dump Cylinder Line
01***20Bolt,(For Mono Lever Steering)1
01***30Bolt,(Not Used When Towing Winch)2
01***45Bolt, Mount Divider Valve2
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - E.C.S.S. Accumulator
01***25Bolt,(Without Rops Guard? Canopy)4
01***30Bolt,(Not Used When Towing Winch)2
01***08Nut, Regular Hexagon (M10-1.50)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - E.C.S.S. Piping
01***65Bolt - Return Line And Suction Linehose Clamps1
01***32Washer,(With Auto Emergency Steering)1
01***32Washer, (Without Emergency Steering)16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - E.C.S.S. Valve
01***30Bolt,(Not Used When Towing Winch)3
01***50Bolt,For Weight Adjusting Bolt2
01***75Bolt - Tube Mounting1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Hose (For 3-Spool Valve)
01***30Bolt - M8 X 30lg8
01***45Bolt,(With Water Separator Type)4
01***50Bolt,(Spark Arrester Spec.)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Lift Cylinder Hose
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Lift Cylinder Line
01***35Bolt,(For Fix Position)8
01***60Bolt,(F4320-52a0 -5- )4
01***08Nut, Regular Hexagon (M10-1.50)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Lift Cylinder Line (For Load Meter)
01***35Bolt,(For Fix Position)8
01***60Bolt,(F4320-52a0 -5- )4
01***08Nut, Regular Hexagon (M10-1.50)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Main Line (1/2)
01***40Screw, Hex Socket4
01***50Bolt,(Spark Arrester Spec.)3
01***65Bolt,(Used With Pin Puller)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Main Line 1/2 (For Ground Driven Steering)
01***40Screw, Hex Socket4
01***50Bolt,(Spark Arrester Spec.)3
01***80Bolt,(With Corrosion Resistor)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Main Line 2/2
01***20Bolt,(For Mono Lever Steering)3
01***25Bolt,(For Canvas Canopy?Head Guard)1
01***35Bolt,(F4320-52a0 -5 )2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - P.P.C. Piping 1/2
01***20Bolt,(For Mono Lever Steering)1
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***32Washer,(With Auto Emergency Steering)3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - P.P.C. Piping 2/2
01***20Bolt,(For Mono Lever Steering)2
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***40Bolt (Op)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Piping Mount
01***20Bolt,(For Mono Lever Steering)2
01***50Bolt,(Spark Arrester Spec.)4
01***30Bolt,(Not Used When Towing Winch)5
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Plug For Units Without E.C.S.S.
01***32Washer, (Without Emergency Steering)8
07***32O-Ring,(See Fig. H0312-01a0-4)2
07***34O-Ring,(For Without Brake Assistor)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Return Line 1/2
01***25Bolt,(For Canvas Canopy?Head Guard)5
01***50Bolt,(Spark Arrester Spec.)2
01***90Bolt,For Weight Adjusting Bolt2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Return Line 2/2
01***35Bolt,(F4320-52a0 -5 )4
01***45Bolt,(With Water Separator Type)4
01***65Bolt - Return Line And Suction Linehose Clamps4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Piping - Vaipas Valve
01***50Bolt,(Spark Arrester Spec.)3
01***32Washer,(With Auto Emergency Steering)3
04***12Ring, Back-Up, Ring,Snap; Was 04065-032122
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Pump
01***40Bolt,For Weight Adjusting Bolt4
01***70Bolt - Accumulator Mounting Bracket4
01***50Bolt,(For D60pl)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Hydraulic Tank
01***20Bolt,(For Mono Lever Steering)4
01***25Bolt,(For Canvas Canopy?Head Guard)6
01***35Bolt,(F4320-52a0 -5 )4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Lift Cylinder - Inner Parts
01***55Bolt,(For Shipping)12
01***16Screw,Nylon1
01***40Bolt,(Shim 3-Piece)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Main Valve
01***55Bolt - Mount Cage To Transmission Case4
01***85Bolt,(Used With Pin Puller)2
01***90Bolt,For Weight Adjusting Bolt1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Main Valve (3-Spool)
01***55Bolt - Mount Cage To Transmission Case4
01***85Bolt,(Used With Pin Puller)2
01***90Bolt,For Weight Adjusting Bolt1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Motor - Control Assembly
UC***57Nut, Hexagon1
UC***08Bolt, Hexagon4
UC***69Pin, Parallel1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Motor - Control Block A
UC***68Bolt,Hexagon1
UC***42Guide, Valve2
UC***89Plug1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Motor - Control Block B
UC***68Bolt,Hexagon1
UC***42Guide, Valve2
UC***89Plug1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Motor - Cylinder Block
UC***03Shim1
UC***42Plate1
UC***94Cylinder Block1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Motor - Flashing Valve
UC***91Shim1
UC***31Guide1
UC***49Guide1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Motor - Rotary Group
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Motor A
41***01Motor1
UC***25Screw2
UC***91Shim1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Motor B
41***01Motor1
UC***25Screw2
UC***91Shim1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pilot Valve
01***25Screw4
08***10Band,Fuel Hose1
08***10Tie, Cable1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pilot Valve - For Attachment
01***25Bolt, Seal Cover Mounting2
70***70Valve, Pilot1
70***70Piston2
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (1/14)
41***01Pump, Rotary1
UC***61Cradle1
UC***71Spring, Pressure1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (10/14)
UC***91O-Ring3
UC***21O-Ring1
UC***71O-Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (11/14)
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (2/14)
UC***81O-Ring2
UC***91Ring,Guide2
UC***41Cover1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (3/14)
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (4/14)
UC***11O-Ring2
UC***91Pin3
UC***41Bushing, Bearing1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (5/14)
UC***71O-Ring1
UC***71Nut,Lock1
UC***71Relief Valve1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (7/14)
UC***21Insert1
UC***51O-Ring1
UC***71O-Ring1
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (8/14)
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump (9/14)
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Pump Pressure Relief Valve
UC***91Valve1
UC***91O-Ring1
UC***21Nut, Lock1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Steering Cylinder
02***12O-Ring,(F2370-57a0 -49 )1
07***65O-Ring,(F5350-62a0 -14 )1
07***70O-Ring (Kit)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Steering Demand Valve
02***09O-Ring,(F4350-61a0 -41 )1
02***15O-Ring,(F5350-63a0 -27 )4
41***60O-Ring,See Fig. K4010-05a04
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Steering Line (Cushion Valve)
41***30Poppet2
41***40Compression Spring2
41***50Valve,Valve2
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Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Steering Valve
01***20Bolt, Wiring Harness Mounting Bracket1
01***25Bolt,(Rear Attachment Less)2
01***80Capscrew2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Steering Valve - For Ground Driven Steering
01***20Bolt, Wiring Harness Mounting Bracket3
01***25Bolt,(Rear Attachment Less)2
01***80Capscrew2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Steering Valve Piping - Priority Valve To Steering Valve (For Ground Driven Steering)
01***20Bolt,(For Mono Lever Steering)6
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***65Bolt,(Used With Pin Puller)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Steering Valve Piping - Priority Valve To Steering Valve
01***20Bolt,(For Mono Lever Steering)6
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***65Bolt,(Used With Pin Puller)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Torque Converter And P.P.C. Pump - Inner Parts (1/4)
04***20Ring, Retaining1
70***11Seal, Oil1
70***70Plate1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Torque Converter And P.P.C. Pump - Inner Parts (2/4)
01***50Screw4
70***30Coupling Assembly1
70***81O-Ring1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Torque Converter And P.P.C. Pump - Inner Parts (3/4)
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***35Bolt4
01***32Washer, (Without Emergency Steering)8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Hydraulic System : Torque Converter And P.P.C. Pump - Inner Parts (4/4)
01***30Bolt4
01***55Screw4
01***23Washer,(For Shipping)4
See all parts with full part numbers in Heavy Parts AI →
Main/Revolving Frame And Related Parts
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Bar Lock And Cover
01***25Bolt,(Without Rops Guard? Canopy)9
01***30Bolt,(Not Used When Towing Winch)4
01***32Washer,(Not Used With Emergency Str.)13
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Bar Lock And Cover - For 3-Spool Valve
01***25Bolt,(Without Rops Guard? Canopy)13
01***32Washer,(Not Used With Emergency Str.)13
04***65Pin,Spring (For Chinese)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Front Frame
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Front Frame - For E.C.S.S., 3-Spool Valve And Load Meter
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Hinge Pin
01***95Screw3
01***30Bolt,(Not Used When Towing Winch)10
01***35Bolt, Mount Ground Driven Steering Pump6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Rear Axle Support
01***90Bolt4
01***35Bolt, Mount Ground Driven Steering Pump12
01***60Bolt,For Weight Adjusting Bolt6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Rear Frame
01***30Bolt,(With Body Positioner)4
01***25Bolt,(Without Rops Guard? Canopy)2
01***32Washer,(With Auto Emergency Steering)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Rear Frame - For Ground Driven Steering
01***30Bolt,(With Body Positioner)4
01***25Bolt,(Without Rops Guard? Canopy)2
01***32Washer,(With Auto Emergency Steering)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Remote Grease
01***20Bolt,(For Mono Lever Steering)6
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***16Bolt, Sems1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Main/Revolving Frame And Related Parts : Steering Cylinder
01***16Bolt, Battery To Frame Ground Wire Attaching4
01***20Bolt,(Without Rops Guard? Canopy)4
01***32Washer,(With Auto Emergency Steering)4
See all parts with full part numbers in Heavy Parts AI →
Marks And Plates
Komatsu : Wa320-5l(S/N A32001-Up) : Marks And Plates : Floor Decal
09***01Plate? Safety,Warning Before Ope.And Mainte1
09***01Plate? Safety,Lock The Safety Lock Lever1
09***01Plate, Safety, Electric Shock (English)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Marks And Plates : Marks And Plates
04***60Screw,Machine Model (For Ec Reg.)4
09***00Plate, Safety, Safety Bar1
09***00Plate, Safety, Keep Out Of Working Area2
See all parts with full part numbers in Heavy Parts AI →
Operator'S Compartment And Control System
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Cleaner Relay
01***16Bolt - Box Mounting1
01***23Washer,(With Auto Emergency Steering)1
28***20Bracket,(With Air Conditioner)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner (Floor Duct)
01***16Bolt, Battery To Frame Ground Wire Attaching4
01***20Bolt,(For Mono Lever Steering)12
01***32Washer,(With Auto Emergency Steering)16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Duct - Front Duct
01***16Bolt - Box Mounting12
01***12Screw,(Not Shown) (For Std Cab)8
01***45Plain Washer8
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Duct Less
01***16Bolt, Battery To Frame Ground Wire Attaching12
01***32Washer,(With Auto Emergency Steering)12
41***11Clamp1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Unit
42***11Air Conditioner U.,See Fig. K4010-15a01
ND***41Screw,See Fig. K4010-16a05
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Unit - Blower
19***50Clamp1
ND***90Screw,See Fig. K4010-16a08
ND***41Screw,See Fig. K4010-16a03
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Unit - Condenser And Compressor
20***20Receiver Tank, Receiver1
41***20Air Conditioner Kit1
41***50Condenser Assembly1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Unit - Condenser Mounting
01***25Bolt,(Without Rops Guard? Canopy)8
01***09Nut,(For Japan)4
01***32Washer,(With Auto Emergency Steering)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Unit - Cooling Unit
17***90Clamp2
17***30Bushing2
19***80Bushing1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Unit - Mounting And Piping
01***25Capscrew2
01***30Screw2
01***20Bolt,(For Mono Lever Steering)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Conditioner Unit - Piping Mounting
01***20Bolt,(For Mono Lever Steering)6
01***25Bolt,(For Canvas Canopy?Head Guard)5
01***20Bolt,(Without Rops Guard? Canopy)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Air Duct
42***52Duct Assembly, Air2
ND***20Screw With Washer, Tapping1
ND***80Screw With Washer, Tapping2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Brake Charge Valve
41***20Spool2
41***30Spring1
41***40Plug5
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Brake Control - Accumulator
01***40Screw, Hex Socket4
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***35Bolt,(F4320-52a0 -5 )1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Brake Control - Brake Piping, Fan Motor Line
01***20Bolt,(For Mono Lever Steering)7
01***32Washer,(With Auto Emergency Steering)7
02***08O-Ring (Kit)6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Brake Control - Charge Valve
01***25Bolt,(Without Rops Guard? Canopy)6
01***30Bolt,(Not Used When Towing Winch)2
01***32Washer,(Not Used With Emergency Str.)8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Brake Piping
02***10Union4
02***08O-Ring (Kit)10
07***23O-Ring,(For 2nd Travel Speed) (Op)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Bucket Positioner
01***16Bolt, Battery To Frame Ground Wire Attaching1
01***25Bolt,(Without Rops Guard? Canopy)2
01***30Bolt,(Not Used When Towing Winch)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Console Box (R.H.) - Cover
01***16Screw,(See Fig. K0210-16a0)7
41***70Cover, Front1
41***90Washer7
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Console Box (R.H.) - Cover (For Multi Function Lever)
01***16Screw,(See Fig. K0210-16a0)7
41***25Cover, R.H. Upper1
41***70Cover, Front1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Console Box (R.H.) - For 2-Lever
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Console Box (R.H.) - For 3-Lever
01***16Bolt - Box Mounting4
01***20Bolt,(For Mono Lever Steering)4
01***25Bolt,(Without Rops Guard? Canopy)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Console Box (R.H.) - For Multi Function Lever And 3 Spool Valve
01***16Bolt - Box Mounting4
01***20Bolt,(For Mono Lever Steering)4
01***25Bolt,(Without Rops Guard? Canopy)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Console Box - For Canopy
01***16Bolt - Box Mounting4
01***20Bolt,(For Mono Lever Steering)4
01***25Bolt,(Without Rops Guard? Canopy)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Controller
01***25Capscrew4
01***23Washer,(With Auto Emergency Steering)4
41***01Controller1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Cool And Heat Box
01***14Screw2
01***16Bolt - Box Mounting7
01***20Bolt,(For Mono Lever Steering)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Cool And Heat Box - For Multi Function Lever
01***14Screw2
01***16Bolt - Box Mounting10
01***20Bolt,(For Mono Lever Steering)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Cool And Heat Box - Without Air Conditioner
01***16Bolt - Box Mounting9
01***20Bolt,(For Mono Lever Steering)4
01***16Screw,(See Fig. K0210-16a0)12
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Damper
19***80Bushing1
42***60Damper Assembly1
ND***80Lever,See Fig. K4010-13a01
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : E.C.C.S. Controller
01***16Bolt - Box Mounting4
01***23Washer,(With Auto Emergency Steering)4
41***41Switch, E.C.S.S1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Engine Control
01***55Screw3
01***05Nut,Voice Alarm8
01***06Nut, (Service Parts)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor
01***25Bolt,(Without Rops Guard? Canopy)4
01***16Bolt4
01***12Screw,Sems1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Air Conditioner Piping)
01***30Screw4
01***20Bolt,(For Mono Lever Steering)3
01***23Washer,(With Auto Emergency Steering)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Air Conditioner)
01***20Bolt,(Without Air Con. Or Heater)2
01***25Bolt,(For Canvas Canopy?Head Guard)10
01***12Capscrew2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Brake Control)
01***16Bolt,(Sandy And Dusty Spec.)1
01***20Bolt,(For Mono Lever Steering)1
01***35Bolt,(F4320-52a0 -5 )4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Cap)
09***12Cap,(With Auto Emergency Steering)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Console Box) (L.H.)
01***20Bolt,(For Mono Lever Steering)4
01***32Washer,(With Auto Emergency Steering)4
02***19Bolt,Tether1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Console Cover) (L.H.)
01***16Screw,(See Fig. K0210-16a0)7
02***19Bolt,Tether1
14***50Cap1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Cover R.H.) - For 2 Lever
01***12Bolt - Front Cover Mounting6
01***16Bolt - Seat And Tether Belt Mounting4
01***16Screw,(See Fig. K0210-16a0)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Cover R.H.) - For 3 Lever
01***12Bolt - Front Cover Mounting6
01***16Bolt - Seat And Tether Belt Mounting4
01***16Screw,(See Fig. K0210-16a0)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Cover R.H.) - For Multi-Function Lever
01***16Bolt - Seat And Tether Belt Mounting4
01***16Screw,(See Fig. K0210-16a0)2
01***23Washer, Wiring Harness Mounting Bracket4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Cover)
01***16Screw,(See Fig. K0210-16a0)15
41***60Boot1
41***50Rivet4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Cover) - Without Air Conditioner
01***16Screw,(See Fig. K0210-16a0)15
01***20Screw,(Australia Spec.)2
23***70Washer2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Electrical Parts)
01***10Bolt,(With Auto Emergency Steering)2
01***12Bolt - Front Cover Mounting4
01***12Screw,(For Side Lamp) (Not Shown)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Electrical Parts) - For Air Conditioner And Multi Function Lever
01***10Bolt,(With Auto Emergency Steering)2
01***12Bolt - Front Cover Mounting4
01***12Screw,(For Side Lamp) (Not Shown)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Electrical Parts) - For Canopy
01***12Bolt - Front Cover Mounting4
01***12Screw,(For Side Lamp) (Not Shown)2
01***20Screw - Turn Signal And Parkinglight Mounting4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Electrical) - Relay
01***16Bolt - Box Mounting12
01***23Washer,(With Auto Emergency Steering)12
28***20Bracket,(With Air Conditioner)16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Electrical) - Relay (For Canopy)
01***16Bolt - Box Mounting12
01***23Washer,(With Auto Emergency Steering)12
28***20Bracket,(With Air Conditioner)16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Engine Controller)
01***16Bolt - Box Mounting2
01***16Bolt, Battery To Frame Ground Wire Attaching3
01***30Bolt3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Floor Harness) - For Canopy
01***12Bolt - Front Cover Mounting4
01***25Capscrew2
01***16Bolt, Battery To Frame Ground Wire Attaching19
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Floor Harness) - Main Harness
01***12Bolt - Front Cover Mounting4
01***25Capscrew2
01***16Bolt, Battery To Frame Ground Wire Attaching19
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Floor Harness) - Main Harness (For Load Meter)
01***12Bolt - Front Cover Mounting4
01***25Capscrew2
01***16Bolt, Battery To Frame Ground Wire Attaching19
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Heater Piping)
01***12Bolt - Front Cover Mounting2
01***20Bolt,(For Mono Lever Steering)1
01***23Washer,(With Auto Emergency Steering)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Inching Brake)
01***20Bolt,(For Mono Lever Steering)1
01***32Washer,(With Auto Emergency Steering)1
02***09O-Ring,(F4350-61a0 -41 )3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Main Monitor) - For Canopy
01***20Bolt,(Without Air Con. Or Heater)8
01***16Screw,(With Payload Meter)6
01***23Washer,(With Auto Emergency Steering)8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Main Monitor) - For Load Meter
01***20Bolt,(Without Air Con. Or Heater)40
01***16Screw,(With Payload Meter)8
01***23Washer,(With Auto Emergency Steering)40
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Parking Brake)
01***20Screw2
01***25Bolt4
01***02Nut (1)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Plate) (For Canopy)
01***12Screw (Instr. Panel W/O Cab)2
01***02Nut (1)2
41***90Plate, Cover (Instr. Panel W/O Cab)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Washer Hose)
08***21Tie, Nylon12
41***11Hose1
41***40Hose1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Wiper Switch)
42***20Switch, Wiper1
42***30Holding Fixture1
42***40Knob Assembly1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor (Wiring Harness) (Plug)
08***70Plug12
41***90Plug, Wiring Harness1
42***10Connector1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor - Without Air Conditioner
01***20Bolt,(Without Air Con. Or Heater)4
01***20Bolt,(For Mono Lever Steering)3
01***30Bolt,(Not Used When Towing Winch)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Floor Support
01***45Bolt16
01***19Nut,Lock4
01***45Washer,(Without R.O.P.S.)16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Gauge And Sensor
78***20Sensor, Trans. Control Valve Oil Temperature1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Grille
01***16Bolt - Box Mounting12
01***12Screw,(Not Shown) (For Std Cab)8
01***45Plain Washer8
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Ground Cable
01***16Bolt, Battery To Frame Ground Wire Attaching2
01***32Washer,(With Auto Emergency Steering)2
08***30Cable, Ground1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Hand Rail
01***25Bolt, Mount Engine Oil Drain To Fuel Tank4
01***30Bolt - Lower Oil Cooler Outlet Tubemounting2
01***32Washer,(With Auto Emergency Steering)6
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Heater Piping
01***20Bolt,(For Mono Lever Steering)3
01***32Washer,(With Auto Emergency Steering)3
04***12Clip3
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Inching Control
01***70Screw2
01***20Bolt,(For Mono Lever Steering)4
01***23Washer, Wiring Harness Mounting Bracket2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Loader Control - Hose (For 2-Lever)
01***08Nut (Op)6
01***45Washer,(For Quick Shift) (Mitsubishi)12
02***15Union1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Loader Control - Hose (For Load Meter And 3 Lever)
01***20Bolt,(Without Rops Guard? Canopy)2
01***08Nut (Op)8
01***32Washer,(Not Used With Emergency Str.)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Loader Control - Hose (For Multi Function Lever And 3-Spool Valve)
01***20Bolt,(Without Rops Guard? Canopy)2
01***08Nut (Op)8
01***32Washer,(Not Used With Emergency Str.)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Loader Control - P.P.C Valve And Lever (For 2-Lever)
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***20Bolt,(Without Rops Guard? Canopy)2
01***03Nut, L. H. Thread1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Loader Control - P.P.C Valve And Lever (For Load Meter And 3 Lever)
01***25Bolt,(For Canvas Canopy?Head Guard)6
01***20Bolt,(Without Rops Guard? Canopy)2
01***03Nut, L. H. Thread1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Loader Control - P.P.C Valve And Lever (For Multi Function Lever And 3-Spool Valve)
01***20Bolt, Wiring Harness Mounting Bracket4
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***20Bolt,(Without Rops Guard? Canopy)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Monitor
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Operator'S Seat - Fabric Type With Runner Support (Kab)
01***20Bolt,See Fig. K4010-65a04
01***25Bolt,L.H. (For Add. Air Compressor)4
42***11L.H. Bracket1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Plate For Canopy
04***60Screw,Machine Model (For Ec Reg.)4
09***01Plate? Name,(Limited Supply) (Usa? Canada)1
20***30Rivet4
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Radio (Am, Fm)
01***10Screw4
01***12Capscrew - M44
01***10Washer,Spring (For Engine Room Lamp)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - Antenna And Speaker
01***20Screw (Not Illustrated)8
11***50Speaker2
41***30Rubber Antenna1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - Body, Glass
01***12Bolt - Front Cover Mounting1
01***23Washer,(With Auto Emergency Steering)1
21***82Duct1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - Cover
01***16Bolt - Box Mounting2
01***20Screw,(Australia Spec.)4
01***23Washer,(With Auto Emergency Steering)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - Door, L.H.
01***16Bolt - Box Mounting16
01***20Bolt,(Without Air Con. Or Heater)4
01***16Bolt, Battery To Frame Ground Wire Attaching6
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - R.H. Door
01***16Bolt - Box Mounting16
01***20Bolt,(Without Air Con. Or Heater)4
01***16Bolt, Battery To Frame Ground Wire Attaching6
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - Roof Pad
01***20Screw4
01***20Screw2
01***20Bolt4
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - Sheet, Cover
01***12Bolt - Front Cover Mounting4
01***16Bolt - Box Mounting6
01***20Bolt,(For Mono Lever Steering)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - Stopper
01***25Bolt, Mount Engine Oil Drain To Fuel Tank4
01***08Nut,(For Canvas Canopy?Head Guard)6
01***32Washer,(With Auto Emergency Steering)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab - Wiper
01***16Bolt, Battery To Frame Ground Wire Attaching3
01***40Bolt1
01***25Screw4
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Rops Cab Assembly
01***16Bolt - Box Mounting2
01***20Bolt,(For Mono Lever Steering)2
01***16Screw,(See Fig. K0210-16a0)12
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Seat Belt (78mm) (Kab)
02***25Bolt2
09***01Bolt,(For Shipping)2
09***02Washer,(For Shipping)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Starter Switch
08***18Cap, Ignition Switch Terminals4
08***00Switch,Starting (Tbg Spec.)1
41***11Wiring Harness1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Steering Wheel (Column And Orbital)
01***30Bolt,(Not Used When Towing Winch)3
01***60Bolt,For Weight Adjusting Bolt2
01***35Capscrew2
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Steering Wheel (Valve Mount)
01***40Bolt (Op)4
01***55Bolt - Mount Cage To Transmission Case3
01***32Washer,(With Auto Emergency Steering)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Transmission Control
01***12Screw2
01***16Screw (Op)2
01***12Washer,(With Body Positioner)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Wiring Harness
Komatsu : Wa320-5l(S/N A32001-Up) : Operator'S Compartment And Control System : Working Lamp And Plate
01***25Bolt,(Without Rops Guard? Canopy)2
01***10Nut,(Without Air Conditioner)2
01***32Washer,(Not Used With Emergency Str.)4
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Power Train And Final Drive
Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Drive Shaft - Front
01***45Screw8
41***90Propeller Shaft1
41***20Spider2
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Drive Shaft - Rear
01***45Screw8
41***20Spider2
41***91Ring, Snap2
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle - Axle Housing
01***10Nut (K10)2
04***60Screw,Machine Model (For Ec Reg.)4
07***05O-Ring (K1)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle - Differential 1/2
01***40Capscrew - M12 X 1.75 X 40lg14
01***40Capscrew10
01***15Screw1
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle - Differential 2/2
01***25Capscrew7
01***40Capscrew - M12 X 1.75 X 40lg56
01***95Screw12
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle - Differential 2/2 (Limited Slip Differential)
01***40Bolt,(Dust And Dirt Protection)32
01***25Capscrew7
01***40Capscrew - M12 X 1.75 X 40lg36
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle - Final Drive
01***00Bolt,(For 27.00-49)2
41***10Taper.Roller Bearing12
41***50Taper.Roller Bearing2
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle - Mounting Parts And Plug
01***75Screw32
01***45Washer,(For Travel Motor) (Not Show)32
04***28Pin, Dowel - Transmission Case, Pin-Dowel4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle - Slack Adjuster Mounting
01***90Bolt4
01***32Washer,(Not Used With Emergency Str.)4
07***40O-Ring2
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle Brake
01***16Bolt4
15***70Washer,(With Body Positioner)4
41***40Internal Disc4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Front Axle Mounting
01***85Bolt,(For Standard)8
01***22Nut,(North America Spec.)8
01***60Washer,(Without Rops Guard? Canopy)30
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Hst Oil Line (Charge Line)
01***20Bolt,(For Mono Lever Steering)2
01***25Bolt,(For Canvas Canopy?Head Guard)1
01***32Washer,(With Auto Emergency Steering)3
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Hst Oil Line (Charge Line) - For Ground Driven Steering
01***20Bolt,(For Mono Lever Steering)2
01***25Bolt,(For Canvas Canopy?Head Guard)1
01***32Washer,(With Auto Emergency Steering)3
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Hst Oil Line (Main Line)
01***50Capscrew24
01***20Capscrew4
01***35Bolt4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Hst Oil Line (Main Line) - For Ground Driven Steering
01***50Capscrew24
01***90Screw8
01***20Capscrew4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Hst Oil Line - Filter And Transfer Line
01***25Bolt,(Rear Attachment Less)4
01***20Bolt,(For Mono Lever Steering)2
01***23Washer, Wiring Harness Mounting Bracket4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Hst Oil Line - Pump Drain Line
01***20Bolt,(For Mono Lever Steering)2
01***32Washer,(With Auto Emergency Steering)2
02***28Elbow1
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Hst Oil Line - Quick Coupler Line
Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Hst Pump
01***40Bolt,For Weight Adjusting Bolt4
01***50Bolt,(For D60pl)2
01***55Bolt,(Not Used For Chip Dozer)8
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Parking Brake Control
01***20Bolt,(For Mono Lever Steering)2
01***95Screw2
01***05Nut,Voice Alarm6
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Rear Axle - Axle Housing
01***10Nut (K10)2
04***60Screw,Machine Model (For Ec Reg.)4
07***05O-Ring (K1)2
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Rear Axle - Brake
01***16Bolt4
15***70Washer,(With Body Positioner)4
41***40Internal Disc4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Rear Axle - Differential 1/2
01***40Capscrew10
01***15Screw1
01***45Washer,(For Quick Shift) (Mitsubishi)10
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Rear Axle - Differential 2/2
01***25Capscrew4
01***40Capscrew - M12 X 1.75 X 40lg56
01***95Screw12
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Rear Axle - Differential 2/2 (Limited Slip Differential)
01***40Bolt,(Dust And Dirt Protection)32
01***25Capscrew4
01***40Capscrew - M12 X 1.75 X 40lg36
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Rear Axle - Final Drive
01***00Bolt,(For 27.00-49)2
41***10Taper.Roller Bearing12
41***50Taper.Roller Bearing2
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Rear Axle - Slack Adjuster Mounting
01***75Screw32
01***45Washer,(For Travel Motor) (Not Show)32
04***28Pin, Dowel - Transmission Case, Pin-Dowel4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Rear Axle Mounting
01***60Washer,(Without Rops Guard? Canopy)30
41***70Bolt, Mounting Rear Wheels30
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Transfer - Brake
01***12Bolt - M8 - 1.25 X 122
01***35Bolt, Mount Ground Driven Steering Pump10
01***85Bolt,(Used With Pin Puller)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Transfer - Case
01***35Bolt, Mount Ground Driven Steering Pump25
04***28Pin, Dowel - Transmission Case, Pin-Dowel2
04***60Screw,Machine Model (For Ec Reg.)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Transfer - Clutch Housing
01***75Bolt - Tube Mounting1
01***05Bolt6
01***32Washer, (Without Emergency Steering)1
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Transfer - Gear
01***70Bolt6
04***28Pin, Dowel - Transmission Case, Pin-Dowel2
04***35Bowl, Check Valve3
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Transfer - Output
01***80Bolt,(B)1
01***25Bolt,(Without Rops Guard? Canopy)2
01***35Bolt, Mount Ground Driven Steering Pump6
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Transfer Cap (Vandalism Protection)
41***10Cap,Lock Type1
41***10Lock1
61***80Gasket, Oil Fill Cap1
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Transfer Mount : Unit_02_of_02
01***35Bolt,(F4320-52a0 -5 )4
01***35Bolt, Mount Ground Driven Steering Pump4
01***20Bolt2
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Komatsu : Wa320-5l(S/N A32001-Up) : Power Train And Final Drive : Transfer Mount : Unit_01_of_02
01***45Bolt,(With Water Separator Type)4
01***50Bolt,(For D60pl)8
01***32Washer,(With Auto Emergency Steering)4
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Suspension And Wheel Related Parts
Komatsu : Wa320-5l(S/N A32001-Up) : Suspension And Wheel Related Parts : Tire And Wheel - 20.5-25-12pr-L3, Tubeless (Yomhoma)
09***30Stem, Valve1
09***41Core, Valve1
09***17Cap, Valve1
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Komatsu : Wa320-5l(S/N A32001-Up) : Suspension And Wheel Related Parts : Tire And Wheel - Firestone
14***H1O-Ring - Rim4
18***H1Tire, Firestone4
41***30Flange,Wheel1
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Work Equipment
Komatsu : Wa320-5l(S/N A32001-Up) : Work Equipment : Boom Assembly
01***25Bolt, Pinlock4
01***30Bolt - Pin Mounting1
01***06Nut, (Service Parts)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Work Equipment : Bucket Cylinder
01***25Bolt, Pinlock2
41***41Pin, Mounting Dump Cylinder1
41***50Pin, Mounting Dump Cylinder1
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Komatsu : Wa320-5l(S/N A32001-Up) : Work Equipment : Lift Arm And Bellcrank (Mounting Parts)
01***25Bolt, Pinlock2
01***06Nut, (Service Parts)4
01***08Washer,(For 1 Attachment And Pat)8
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Komatsu : Wa320-5l(S/N A32001-Up) : Work Equipment : Lift Arm Bellcrank (Boom Kickout)
01***25Bolt,(Without Rops Guard? Canopy)2
01***25Bolt?Sems2
01***32Washer,(Not Used With Emergency Str.)4
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Komatsu : Wa320-5l(S/N A32001-Up) : Work Equipment : Lift Cylinder
01***25Bolt, Pinlock2
01***35Bolt,(With Rops)2
01***45Washer,(For Travel Motor) (Not Show)2
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WA320-5L(S/N A32001-UP) serial number reference

The PIN plate for the WA320-5L is located on the front frame, on the right-hand side behind the front wheel. To read the prefix, identify the first three characters of the serial number sequence.

PrefixIdentifies
A32WA320-5L

Frequently asked questions

What engine powers the WA320-5L?

The machine is equipped with a Komatsu SAA6D102E-2-A diesel engine, producing 124 kW (166 HP) at 2,000 rpm.

What is the standard operating weight of this loader?

The operating weight varies by configuration but typically ranges between 13,590 kg (29,960 lb) and 13,780 kg (30,380 lb).

What model replaced the WA320-5 series?

The WA320-5 was succeeded by later generations in the WA320 lineage, such as the WA320-6 and WA320-8, which introduced further advancements in emissions and automation.

What WA320-5L(S/N A32001-UP) owners discuss

What does the E03 fault code indicate on a WA320-5L?
The E03 fault code typically indicates a pressure sensor malfunction or a parking brake system error. For hydraulic issues, inspect the hydraulic pressure sensor for damage or loose wiring; for braking issues, check for electrical faults in the parking brake system.
What are common symptoms of transmission failure in this series?
Common symptoms include intermittent gear engagement, transmission slipping under load, delayed shifts, overheating, or a complete loss of drive. In some configurations, machines may experience hard bouncing during downshifts when traveling at speed.
What causes the bucket dump cylinders to bleed down when loaded?
Operators have reported that bucket dump cylinders may bleed down, particularly when the machine is under load. This often requires the operator to manually hold the dump lever to prevent the load from dumping.
What should be inspected if the brakes suddenly lock up?
Brake lockup can stem from a faulty brake accumulator or wiring issues. Inspect the brake accumulator for leaks or pressure loss, as it is responsible for storing hydraulic pressure to release the brakes.
What are common electrical/sensor symptoms on the dashboard?
Common issues include intermittent failure of water and transmission temperature gauges, which often indicates a sensor or sender failure due to corrosion or loose wiring. Additionally, some units may show an 'engine secondary switch in operation' message even after the switch is turned off.
What should be checked when buying a used WA320-5L?
Verify the exact serial-prefix specification sheet and installed attachment package. Check for hydraulic leaks in the loader control valve, inspect the brake accumulator pressure, and use a multimeter to test sensor resistance and continuity for any existing fault codes.

Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.

Need a specific WA320-5L(S/N A32001-UP) part?

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