Komatsu PC95R-2(S/N 21D5210001-Up)
Komatsuhydraulic excavatorsmall ( - pc90)

Komatsu PC95R-2(S/N 21D5210001-Up)

Maintenance schedule, common problems & OEM parts breakdown

The Komatsu PC95R-2 is a mid-size crawler excavator manufactured from 1999 to 2006. It is powered by a Komatsu 4D106-1FB four-cylinder diesel engine producing 82 hp (61 kW) net power. Operating weight ranges from 19,291 lbs (8,750 kg) depending on configuration. The machine features a tail swing radius of 60.0 in. (152.4 cm) and a transport width of 87.6 in. (222.5 cm). Configurations include standard and long boom/stick options. It succeeded the PC95-1 series and was followed by the PC95R-3.

The PC95R-2 represents a transition in Komatsu's utility line, introducing improved hydraulic efficiency and a more compact tail swing design compared to its predecessor. It matters in the used market as a reliable, fuel-efficient machine for municipal and landscaping work. Its simple mechanical systems and widespread parts availability make it a cost-effective choice for operators seeking mid-size capacity without the complexity of newer Tier 4 emissions systems.

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 PC95R-2(S/N 21D5210001-Up) specifications

Engine

Model4D106-1FB
Gross Power87.3 HP (65.1 kW)
Net Power82 HP (61 kW) to 82.5 HP (61.6 kW)
Displacement269 cu. in. (4413 cc)
Cylinders4
Emissions TierNot documented for this exact serial range — verify with your dealer

Weights

Operating Weight19291 lbs (8750 kg)
Ground PressureNot documented for this exact serial range — verify with your dealer
Transport WeightNot documented for this exact serial range — verify with your dealer

Dimensions

Transport Length242.4 in. (6157 mm)
Transport Width87.6 in. (2225 mm)
Transport Height106.8 in. (2713 mm)
Tail Swing Radius60.0 in. (1524 mm)
Track Shoe Width17.8 in. (452 mm)
Ground ClearanceNot documented for this exact serial range — verify with your dealer
Undercarriage Length (Track on Ground)92.2 in. (2340 mm)

Performance

Max Dig Depth148 in. (375 cm) to 14.6 ft (4450 mm)
Max Reach at Ground260.4 in. (6614 mm)
Max Dump Height163.2 in. (4145 mm)
Max Cutting Height240.0 in. (6096 mm)
Swing Speed10.2 RPM
Travel Speed3.2 mph (5.1 km/h)
GradeabilityNot documented for this exact serial range — verify with your dealer
Drawbar PullNot documented for this exact serial range — verify with your dealer

Forces

Bucket Digging ForceNot documented for this exact serial range — verify with your dealer
Stick/Arm Digging ForceNot documented for this exact serial range — verify with your dealer

Service capacities (summary)

Fuel TankNot documented for this exact serial range — verify with your dealer
Hydraulic System/TankNot documented for this exact serial range — verify with your dealer
Engine OilNot documented for this exact serial range — verify with your dealer
Cooling SystemNot documented for this exact serial range — verify with your dealer

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

Komatsu PC95R-2(S/N 21D5210001-Up) maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil level and condition.
  • Check hydraulic fluid level at sight glass.
  • Check coolant level and secure cap.
  • Drain water from fuel separator.
  • Check DEF level.
  • Inspect air filter restriction indicator.
Every 250 h
  • Change engine oil and filter.
  • Grease all points on boom, stick, bucket, and swing bearing.
  • Inspect hydraulic hoses for cracks or leaks.
  • Inspect pins, bushings, and attachment points.
  • Clear debris from radiator and oil cooler fins.
  • Check track tension and shoe condition.
Every 500 h
  • Replace fuel filter.
  • Replace hydraulic return filter.
  • Test battery and alternator load.
  • Test coolant SCA concentration.
  • Collect KOWA hydraulic oil sample.
  • Measure undercarriage wear.
Every 1,000 h
  • Change hydraulic oil.
  • Change final drive oil on both sides.
  • Inspect turbocharger.
  • Measure wear on structural components.
  • Check valve adjustment.
  • Inspect structural welds on boom and stick.
Every 2,000 h
  • Flush and replace coolant.
  • Change swing machinery oil.
  • Replace worn belts and hoses.
  • Perform comprehensive component evaluation.
  • Inspect KDPF (if equipped).
  • Inspect SCR system (if equipped).

Servicing the PC95R-2(S/N 21D5210001-Up) beyond the schedule

Predictive Maintenance & Fluid Analysis

Utilize KOWA fluid analysis at every 500-hour interval to monitor engine wear metals and hydraulic contamination. Check coolant SCA levels at 500 hours to prevent liner cavitation in the 4D106-1FB engine. Monitor hydraulic oil viscosity and particle count to detect pump wear early. Track fuel dilution in engine oil to identify piston ring or injector issues. Use KOMTRAX telematics to correlate fluid degradation with load frequency and operating hours for precise service timing.

Corrective & Common Repairs

Address hydraulic hose leaks at attachment points and boom cylinders, common failure points in the PC95R-2. Replace fuel filters and drain the water separator regularly to protect the injection pump. Inspect the air filter outer element for clogging, which reduces torque output. Check track tension to prevent excessive wear on the 44-shoe undercarriage. Replace worn track rollers and idlers to maintain travel speed and reduce fuel consumption.

Overhaul & Rebuild Points

Plan for final drive oil changes at 1,000 hours to prevent gear wear. Inspect swing bearing play and grease points to avoid structural fatigue. Check boom and stick welds for cracks during the 1,000-hour structural inspection. Monitor hydraulic pump flow capacity (47.6 GPM / 178 LPM) for efficiency loss. Overhaul the turbocharger if boost pressure drops or oil consumption increases. Replace swing machinery oil at 2,000 hours to protect the swing motor and reducer.

Seasonal & Environment Servicing

In cold weather, check DEF levels and ensure the coolant mixture prevents freezing. Clear debris from the radiator and oil cooler fins to prevent overheating in dusty environments. Inspect battery terminals and alternator output (80 A) for corrosion. In high-dust conditions, check the air filter restriction indicator more frequently. Adjust track tension for muddy or rocky terrain to prevent debris buildup. Verify all safety lights and alarms function correctly in low-visibility conditions.

PC95R-2(S/N 21D5210001-Up) common service parts

Part numberPart
YM129470-55610Body, Fuel FilterCheck fitment →
YM120324-55760Element, Fuel OilCheck fitment →
21D-98-11170Plate, Safety Fuel FilterCheck fitment →
21D-98-11180Plate, Safety, Engine Air FilterCheck fitment →
21D-98-12050Plate, Safety, Hydraulic Oil FilterCheck fitment →

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

PC95R-2(S/N 21D5210001-Up) fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
E10Engine controller power failureECM power connections, fuses, or ground wires are faultyInspect ECM power connections, fuses, and ground wires
E11Engine protection—output power reducedCoolant temperature, oil pressure, or air filter issuesCheck coolant temperature, oil pressure, and air filter
CA115Engine crankshaft speed sensor failureBroken sensor, wiring issue, or connector corrosionReplace the speed sensor and verify voltage at the pin connector
CA441Battery voltage too lowAlternator or battery failure; voltage regulator issuesReplace the alternator or battery; check the voltage regulator
CA442Battery voltage too highAlternator or battery failure; voltage regulator issuesReplace the alternator or battery; check the voltage regulator
AA10NXAir cleaner cloggingClogged air filter elementReplace the air filter
B@BCNSEngine coolant overheatingRadiator fins blocked, fan belt issues, or low coolant levelCheck radiator fins, fan belt, and coolant level
B@HANSHydraulic oil overheatingContaminated hydraulic oil, clogged filter, or cooler fan failureChange hydraulic filter and oil; check cooler fan
E02PC-EPC system faultElectronic Pressure Control system malfunctionInspect PC-EPC system components and wiring
E03Rotary parking brake system faultParking brake solenoid or circuit malfunctionInspect rotary parking brake solenoid and circuit

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

PC95R-2(S/N 21D5210001-Up) attachments & work tools

Buckets

Standard capacity ranges from 0.2 to 0.5 cubic meters (0.3 to 0.6 cubic yards). The standard bucket width is approximately 0.7 meters (27.6 inches). Variations in rock or ditching configurations exist, but specific pin diameters and exact width ranges for the PC95R-2(S/N 21D5210001-Up) serial block are not documented in the provided sources.

Hydraulic hammers

The machine is equipped with a Komatsu 4D106-1FB engine producing 82 HP (61 kW) net power and a main hydraulic pump flow of 47.6 GPM (178 LPM). This flow capacity supports medium-class hydraulic breakers, typically in the 1.5 to 2.5 ton weight class, though specific breaker model recommendations are not provided in the source text.

Quick couplers

The Komatsu PC95R-2 was manufactured with options for both hydraulic quick hitch and mechanical quick hitch configurations. The specific pin diameter or coupler type for the PC95R-2(S/N 21D5210001-Up) serial range is not detailed in the available specifications.

Thumbs/grapples

Aftermarket and OEM thumbs and grapples are available for this model. The machine's 12-volt electrical system and standard hydraulic circuits support auxiliary tool mounting, but specific flow requirements or mounting pin dimensions for the PC95R-2(S/N 21D5210001-Up) are not specified in the provided documents.

Rippers

Ripper attachments are listed as available work equipment for the PC95R-2. The machine's operating weight of 8750 kg (19291 lbs) and 82 HP (61 kW) engine power define the suitable ripper size class, but specific ripper dimensions or pin specifications for the target serial range are not provided.

Hydraulic-kit notes

The PC95R-2 utilizes a main hydraulic pump with a flow capacity of 47.6 GPM (178 LPM) at rated engine speed. Standard Komatsu hydraulic fluids such as Komatsu EO, TO, or AXO are recommended for the system. Specific high-flow or medium-pressure circuit requirements for auxiliary tools are not detailed in the provided sources.

All PC95R-2(S/N 21D5210001-Up) assemblies by section

Every catalogued assembly group for the Komatsu PC95R-2(S/N 21D5210001-Up). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Control System And Revolving Frame
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Fuel Control Lever
01***25Bolt,Without Revolution Sensor2
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***32Washer,(With Auto Emergency Steering)2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (2nd Boom Ppc Valve Line)
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***32Washer,(With Auto Emergency Steering)4
14***10Pedal Cap1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (Arm And Swing Ppc Valve Line) (1/2)
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***20Screw4
21***80Union3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (Arm And Swing Ppc Valve Line) (2/2)
01***40Bolt1
01***23Washer,(With Auto Emergency Steering)1
21***60Union4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (Blade Valve Line)
21***40Screw2
21***30Nut1
21***80Union4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (Boom And Bucket Ppc Valve Line) (1/2)
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***20Screw4
21***80Union3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (Boom And Bucket Ppc Valve Line) (2/2)
21***60Union4
21***50Union Tee1
21***60O-Ring3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (Boom Swing Ppc Valve Line)
01***16Bolt (With Air Heater & Conditioner)2
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***23Washer, Wiring Harness Mounting Bracket2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (Travel Ppc Line) (1/2)
21***30Screw4
21***00Elbow2
21***60O-Ring3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Hydraulic Piping (Travel Ppc Line) (2/2)
21***80Union3
21***60O-Ring2
21***80Hose2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Revolving Frame
01***80Bolt4
20***21Gasket1
21***20Shim4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Control System And Revolving Frame : Servocontrol System Starting Lever
01***35Bolt,(For Quick Shift) (Mitsubishi)2
21***30Switch1
21***20Nut1
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Engine
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Air Intake Manifold
YM***00Heather Air1
YM***02Screw9
YM***80Intake Stack1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Camshaft And Driving Gear
YM***20Gear1
YM***50Bearing, Thrust1
YM***00Gear,Injection Pump Drive1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Cooling Water System
YM***02Bolt4
YM***02Screw2
YM***50Pulley1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Crankshaft And Piston
YM***00Connecting Rod, Assembly4
YM***80Gear, Ring1
YM***10Bush,Idle Gear (Repair Part)4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Cylinder Block
YM***00Screw18
YM***20Screw10
YM***40Bearing, Thrust (+0.25 mm)2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Cylinder Head
21***20Engine, Assembly1
YM***70Cap Valve8
YM***02Bolt1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Engine Stop Device
YM***00Pin, Cotter2
YM***02Nut1
YM***20Joint1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Exhaust Manifold And Silencer
YM***01Silencer1
YM***22Screw4
YM***30Bolt7
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Feed Pump
YM***40Gasket4
YM***60O-Ring2
YM***00Screw1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Flywheel - Lubricating Oil Sump
YM***10Oil Sump1
YM***80Parallel Pin2
YM***52Screw10
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Fuel Injection Line
YM***00Nozzle4
YM***02Bolt Plated1
YM***20Spring4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Fuel Injection Pump
YM***00Segment4
YM***00Gasket Disc4
YM***20Valve,Delivery4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Fuel Line
YM***02Screw1
YM***80Screw1
YM***50Pipe, Assembly1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Gasket Set
YM***10O-Ring1
YM***40O-Ring,Drain Plug1
YM***01Gasket (Kit)1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Gear Housing
YM***02Bolt Plated7
YM***10O-Ring1
YM***51Cap, Lub. Oil Supply1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Generator
YM***40Distance Piece1
YM***10Generator 12v-60a1
YM***02Screw1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Governor
YM***40Screw2
YM***00Nut1
YM***00Screw1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Lubricating Oil System (1/2)
YM***02Bolt Plated4
YM***90Valve,Water Drain1
YM***00Oil Filter Ass'Y1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Lubricating Oil System (2/2)
YM***81Retainer1
YM***50Oil Pressure Transmitter1
YM***02Seal,Ring (Kit)2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine : Starter Motor
YM***20Shift Lever Ass'Y1
YM***10Housing1
YM***60Cover, Rear1
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Engine Related Parts And Electrical System
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Air Cleaner And Mounting
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***40Bolt2
01***40Bolt4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Battery
01***20Bolt,(For Quick Shift) (Mitsubishi)1
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***32Washer,(With Auto Emergency Steering)3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Electrical System (Engine Line)
01***14Bolt2
01***20Bolt,(With Auto Emergency Steering)2
01***20Bolt,(For Quick Shift) (Mitsubishi)5
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Electrical System (Fuse And Line)
01***20Screw2
01***23Washer, Wiring Harness Mounting Bracket2
21***20Support Relay1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Electrical System (Light And Service Line) (1/2)
01***14Bolt2
01***20Bolt,(For Quick Shift) (Mitsubishi)1
01***23Washer,(With Auto Emergency Steering)2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Electrical System (Light And Service Line) (2/2)
01***25Bolt,(For Automatic)2
01***23Washer,(With Auto Emergency Steering)2
01***23Washer, Wiring Harness Mounting Bracket3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Engine Mounting Parts
01***35Bolt, Bolt, Mount Tubes To Switch And Work Pumps16
01***40Bolt4
01***32Washer,(Not Used With Emergency Str.)16
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Front Dashboard
21***20Screw3
21***30Screw2
21***60Nut4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Fuel Piping
01***25Bolt,Without Revolution Sensor4
01***23Washer, Wiring Harness Mounting Bracket4
21***81Cock2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Fuel Tank
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***30Bolt,(Not Used With Emergency Str.)4
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108064
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Left Dashboard
21***30Screw5
21***30Screw3
21***90Cover1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Muffler And Piping
01***30Bolt,(For Quick Shift) (Mitsubishi)2
01***20Bolt,(Forwarded Individually Parts)1
01***16Bolt - Starting Motor Ground Cable2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Power Take Off
01***35Screw8
01***40Bolt,See Fig. K4010-64a012
21***80Washer,Spring12
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Radiator
01***20Bolt,(Without Maintenance Monitor)4
01***60Bolt, Tube To Oil Cooler2
01***40Screw2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Right Dashboard
20***30Starting Switch,Starting1
21***51Wiring Harness, Assembly1
21***30Screw3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Engine Related Parts And Electrical System : Self Fuel Supply Pump
01***14Bolt4
01***23Washer,(With Auto Emergency Steering)4
21***80Filter1
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Guard And Operator'S Cab
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Air Conditioning System (1/7)
01***20Bolt,(With Auto Emergency Steering)1
01***25Bolt,Without Revolution Sensor2
01***30Bolt,(For Mechanical Governor)2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Air Conditioning System (2/7)
01***23Washer,(With Auto Emergency Steering)1
21***50Nut1
22***50Pipe1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Air Conditioning System (3/7)
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Air Conditioning System (4/7)
01***16Bolt, Mount Washer Tank To Bracket, Bolt2
01***35Screw2
01***23Washer,(With Auto Emergency Steering)2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Air Conditioning System (5/7)
21***40Screw4
21***60Hose-Clamp8
21***90Washer4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Air Conditioning System (6/7)
01***35Bolt8
01***23Washer,(With Auto Emergency Steering)16
01***23Washer, Wiring Harness Mounting Bracket8
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Air Conditioning System (7/7)
01***23Washer, Wiring Harness Mounting Bracket1
21***61Switch, Air Conditioning1
21***30Fuse 15a3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Cabin (1/6)
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***30Screw1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Cabin (2/6)
01***04Nut,(For Air Conditioner Less)4
01***08Washer,(For Fixed Type Ripper)4
01***23Washer, Wiring Harness Mounting Bracket1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Cabin (3/6)
01***25Bolt,(For Automatic)1
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-1080610
01***23Washer,(With Auto Emergency Steering)1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Cabin (4/6)
01***16Bolt, Mount Washer Tank To Bracket, Bolt4
01***16Bolt (With Air Heater & Conditioner)2
01***20Bolt,(With Auto Emergency Steering)4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Cabin (5/6)
21***40Ring, Snap8
21***30Spacer16
21***10Roof Hatch, Assembly1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Cabin (6/6)
21***10Screw4
21***40Screw20
21***60Washer8
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Control Valve Side Cover
01***20Bolt,(With Auto Emergency Steering)6
01***30Bolt,(For Quick Shift) (Mitsubishi)4
01***05Nut,(For Air Conditioner Less), Nut1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Electrical System (Operator'S Cab)
01***20Bolt,(With Auto Emergency Steering)1
01***14Screw3
01***04Nut,(For Air Conditioner Less)3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Engine Side Cover
01***20Bolt,(With Auto Emergency Steering)8
01***25Bolt,Without Revolution Sensor3
01***25Bolt,(For Canvas Canopy?Head Guard)12
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Floor Plate (1/2)
01***25Bolt,Without Revolution Sensor9
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***10Bolt (Itl)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Floor Plate (2/2)
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***30Bolt,(For Quick Shift) (Mitsubishi)4
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108068
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Heating System (1/2)
01***16Bolt, Mount Washer Tank To Bracket, Bolt4
01***16Bolt, Battery To Frame Ground Wire Attaching1
01***20Bolt,(For Quick Shift) (Mitsubishi)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Heating System (2/2)
21***60Hose-Clamp8
22***10Hose3
22***20Reduction2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : L.H. And R.H. View Mirror
01***20Screw4
01***25Screw2
21***20Spring Washer6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Operator'S Cab (Equipment)
01***05Nut,(For Air Conditioner Less), Nut2
01***23Washer,(With Auto Emergency Steering)2
21***20Screw4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Operator'S Seat
01***14Screw4
01***80Screw2
21***60Washer,Spring4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Revolving Frame Under Cover
01***20Bolt,(For Quick Shift) (Mitsubishi)21
01***32Washer,(With Auto Emergency Steering)21
21***60Gasket1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Sound-Proofing
21***30Screw4
21***80Washer4
21***53Sheet1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Guard And Operator'S Cab : Top And Front Guard (Cab)
01***55Bolt, Mount Tube To Switch Pump2
01***35Bolt, Bolt, Mount Tubes To Switch And Work Pumps4
01***65Bolt, Mount Radiator To Frame (Bottom)2
See all parts with full part numbers in Heavy Parts AI →
Mark Plate
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Mark Plate : Equipment (Tbg Version)
21***30Gasket (Only For Tbg)1
22***10Valve (Only For Tbg)1
22***20Union (Only For Tbg)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Mark Plate : Mark Plate
21***40Plate, Arm Dimension2
21***50Plate, Safety, Radiator Cap1
21***60Plate, Dimension1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Mark Plate : Tools
21***70Wrench1
21***40Wrench, Strainer1
21***50Fitting1
See all parts with full part numbers in Heavy Parts AI →
Swing Circle And Final Drive
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Swing Circle And Final Drive : Swing Circle
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***10Bolt (Op)40
01***30Bolt40
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Swing Circle And Final Drive : Swing Machinery
21***81Sun Gear1
21***00Swing Machinery, Assembly1
21***10Shaft1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Swing Circle And Final Drive : Swing Motor (1/2)
04***20Ring, Retaining1
07***55O-Ring,(F4350-62a1 -14 )1
07***23O-Ring,(For 2nd Travel Speed) (Op)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Swing Circle And Final Drive : Swing Motor (2/2)
01***25Screw2
07***07O-Ring - (K10)3
07***16O-Ring,Suction And Relief Valve1
See all parts with full part numbers in Heavy Parts AI →
Undercarriage
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Carrier Roller
06***06Bearing,Ball2
21***00Carrier Roller, Assembly2
21***10Shaft1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Idler (For Rubber Shoe)
21***80Plug1
21***50O-Ring2
21***50Spring Pin2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Idler (For Steel Shoe)
21***50O-Ring2
21***50Spring Pin2
21***00Idler, Assembly1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Recoil Spring (For Rubber Shoe)
01***45Bolt, Mounting Bracket To Radiator (Top)4
01***10Bolt (Op)2
21***00Spring Washer4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Recoil Spring (For Steel Shoe)
01***45Bolt, Mounting Bracket To Radiator (Top)4
01***10Bolt (Op)2
21***00Spring Washer4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Sprocket
01***50Bolt,(Shim Thickness?Less Than 8mm)24
01***40Screw32
01***45Washer,(For Quick Shift) (Mitsubishi)24
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Track Frame
01***20Bolt,(With Auto Emergency Steering)8
01***25Bolt,(For Canvas Canopy?Head Guard)10
01***35Bolt, Bolt, Mount Tubes To Switch And Work Pumps12
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Track Roller
01***70Bolt, Accumulator Mounting Bracket48
21***30O-Ring2
21***00Spring Washer48
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Track Shoe (For Rubber Shoe (L=450)
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Track Shoe (L=450 Mm)
01***30Bolt,(Tm8072-121)2
21***02L.H. Track Shoe, Assembly1
21***01Track Shoe, Assembly1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Track Shoe (L=500 Mm)
21***01Track Shoe, Assembly1
21***11Link, Track, R.H44
21***21Link, Track, L.H44
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Undercarriage : Track Shoe (L=600 Mm)
21***01Track Shoe, Assembly1
21***11Link, Track, R.H44
21***21Link, Track, L.H44
See all parts with full part numbers in Heavy Parts AI →
Work Equipment
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : 1st Boom
01***25Bolt,(Without Rops Guard? Canopy)2
21***20Bushing2
21***40Spacer1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : 2nd Boom
01***30Bolt,(Not Used With Emergency Str.)1
01***10Bolt,(Noise Suppression Spec.)2
20***40Spacer? 1.0mm2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : 2nd Boom Cylinder, L.H.
01***25Screw8
21***10Screw6
21***80Nut1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : 2nd Boom Cylinder, R.H.
01***25Screw8
21***10Screw6
21***80Nut1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Arm Cylinder
01***25Screw8
01***25Bolt,See Fig. K4010-65a01
21***10Screw6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Arm Cylinder (For 2-Piece Boom)
01***25Screw8
01***25Bolt,See Fig. K4010-65a01
21***10Screw6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Arm, L=1600 Mm
01***30Bolt,(Not Used With Emergency Str.)2
20***40Spacer? 1.0mm4
21***10Bushing4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Arm, L=1850 Mm
01***30Bolt,(Not Used With Emergency Str.)2
20***40Spacer? 1.0mm4
21***10Bushing4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Arm, L=2300 Mm
01***30Bolt,(Not Used With Emergency Str.)2
20***40Spacer? 1.0mm4
21***10Bushing4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Blade
01***50Bolt,(With Service Valve R.H.)2
01***30Bolt,(Not Used With Emergency Str.)4
01***08Nut,(For Canvas Canopy?Head Guard)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Blade Cylinder
01***30Screw8
21***90Flange1
21***10Screw12
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Boom
01***25Bolt,(Without Rops Guard? Canopy)1
01***30Bolt,(Not Used With Emergency Str.)2
20***40Spacer? 1.0mm2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Boom Cylinder
01***25Screw8
21***10Screw12
21***70O-Ring2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Boom Swing Cylinder
01***25Screw8
21***10Screw12
21***40Bushing2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Bucket
21***10Bucket L=700 mm1
21***20Bucket L=600 mm1
21***30Bucket, L=500 mm1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Bucket Cylinder
01***25Screw8
21***10Screw12
21***40Bushing2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Bucket Link
20***40Spacer? 1.0mm10
21***20Bushing2
21***10Bushing2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Hydraulic Piping (Attachment Line)
21***10Union2
21***00Union1
21***80O-Ring1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Hydraulic Piping (Attachment Line) (Arm Side)
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***32Washer,(With Auto Emergency Steering)4
21***60O-Ring7
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Hydraulic Piping (Attachment Line) (Boom Side)
01***25Bolt, Mount Engine Oil Drain To Fuel Tank2
01***45Bolt, Bracket Mounting1
21***90O-Ring2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Hydraulic Piping (Attachment Line) (For 2-Piece Boom) (Boom Side)
21***80O-Ring3
21***90O-Ring3
22***60Union, Assembly1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Hydraulic Piping (Attachment Line) (Optional Cock)
21***60O-Ring1
21***80O-Ring1
21***90O-Ring1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Hydraulic Piping (Blade Line) (Lower)
21***70O-Ring2
21***10O-Ring `2
21***70O-Ring1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Hydraulic Piping (Fast Coupling Line)
20***40Spacer? 1.0mm4
21***80Pin2
21***80Elbow2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Hydraulic Piping Hammer
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***50Screw4
01***25Bolt, Seal Cover Mounting2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment : Swing Bracket
01***30Bolt,(For Quick Shift) (Mitsubishi)2
01***25Bolt,(Without Rops Guard? Canopy)2
01***50Bolt,(For Strengthened Cover)1
See all parts with full part numbers in Heavy Parts AI →
Work Equipment Control System
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (1/7)
01***30Screw34
01***08Washer,(For 1 Attachment And Pat)34
57***20O-Ring17
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (2/7)
07***20O-Ring,Cover? Transfer Case8
07***10O-Ring,Plate7
07***12O-Ring, Divider Valve Mounting3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (3/7)
07***20O-Ring,Cover? Transfer Case1
07***10O-Ring,Plate1
07***34O-Ring,(For Front Attachment)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (4/7)
01***08Nut,(For Canvas Canopy?Head Guard)4
01***32Washer,(With Auto Emergency Steering)4
07***07O-Ring - (K10)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (5/7)
07***09O-Ring,(For Dual Tilt Dozer)1
07***16O-Ring,Suction And Relief Valve1
07***09Ring,Back-Up (Kit)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (6/7)
07***07O-Ring - (K10)2
07***34O-Ring,(For Without Brake Assistor)3
72***00Valve Ass'Y,Suction12
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (7/7)
01***30Screw4
01***08Washer,(For 1 Attachment And Pat)4
07***20O-Ring,Cover? Transfer Case1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (For 2-Piece Boom)
01***30Screw4
01***08Nut,(For Canvas Canopy?Head Guard)4
01***08Washer,(For 1 Attachment And Pat)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Control Valve (Safety Valve) (For Attachment Control Valve)
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Final Drive
21***10Final Drive, Assembly1
21***00Travel Motor1
21***10Gear4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (2nd Boom Cylinder Line)
01***35Bolt, Stopper2
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)2
01***25Bolt, Mount Engine Oil Drain To Fuel Tank2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (2nd Boom Cylinder Line) (Safety Valve)
01***30Bolt,(Water Separator Spec.)2
21***30Hose-Clamp2
21***70O-Ring5
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Arm Cylinder Line)
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)4
01***35Bolt, Mount Bracket To Floor4
01***55Bolt, Mount Dryer To Bracket And Frame4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Arm Cylinder Line) (For 2-Piece Boom)
01***25Bolt, Mount Engine Oil Drain To Fuel Tank2
21***20O-Ring1
21***60O-Ring5
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Arm Cylinder Line) (Safety Valve)
01***80Bolt,(For Long Lever Control)4
01***30Screw8
21***60Hose-Clamp20
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Blade Line) (Upper)
21***70O-Ring3
21***30O-Ring1
21***70O-Ring2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Boom Cylinder Line)
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)2
01***25Bolt, Mount Engine Oil Drain To Fuel Tank4
01***30Bolt - Lower Oil Cooler Outlet Tubemounting8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Boom Cylinder Line) (Safety Valve)
01***25Screw8
01***00Screw4
01***23Washer, Wiring Harness Mounting Bracket4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Boom Cylinder Line) (With 2-Piece Boom)
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)12
01***25Bolt, Mount Engine Oil Drain To Fuel Tank4
21***20O-Ring1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Boom Swing Cylinder Line)
01***40Bolt,(Tm8072-123)12
21***50Elbow1
21***10Plug1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Boom Swing Line)
21***60Hose-Clamp1
21***70O-Ring1
21***30O-Ring1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Bucket Cylinder Line)
01***25Bolt, Mount Engine Oil Drain To Fuel Tank1
01***30Bolt - Lower Oil Cooler Outlet Tubemounting4
01***35Bolt, Mount Bracket To Floor2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Bucket Cylinder Line) (For 2-Piece Boom)
01***30Bolt - Lower Oil Cooler Outlet Tubemounting8
01***35Bolt, Mount Bracket To Floor4
21***60O-Ring5
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Bucket Cylinder Line) (Safety Valve)
21***60O-Ring2
21***70O-Ring1
21***70O-Ring2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Bucket Cylinder Line) (Safety Valve) (Rotating And C
21***60O-Ring2
21***70O-Ring1
21***70O-Ring2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Delivery Line)
01***45Screw4
01***30Bolt,(Not Used With Emergency Str.)4
01***35Bolt,R.H. Outside And L.H. Inside3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Drain Line) (1/2)
21***30Union1
21***70Elbow1
21***70Union1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Drain Line) (2/2)
21***30Union1
21***30Union Tee1
21***30Elbow1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Load Sensing)
21***10O-Ring3
21***60O-Ring3
21***20Protection1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Oil Cooler And Return Line)
21***00Union1
21***60Union1
21***30Elbow1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Overload Sensor Line)
01***50Screw2
01***08Washer,(For Fixed Type Ripper)2
21***00Elbow2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Ppc Valve Delivery Line)
01***20Bolt,(With Auto Emergency Steering)2
01***20Screw4
01***23Washer, Wiring Harness Mounting Bracket2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Ppc Valve Return Line)
01***16Bolt (With Air Heater & Conditioner)2
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***23Washer, Wiring Harness Mounting Bracket2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Suction Line)
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***35Bolt, Bolt, Mount Tubes To Switch And Work Pumps4
01***35Screw4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Travel Motor Line) (1/2)
21***50Hose-Clamp1
21***30Elbow1
21***40Elbow1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Piping (Travel Motor Line) (2/2)
Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (1/9)
04***18Bolt, Eye1
07***12Plug,Magnetic1
70***40Pump, Assembly1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (2/9)
04***25Ring,(W/Emergency Steering) (1m?1d)1
70***61Seal, Oil1
70***60Spacer1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (3/9)
(7***0)Pump, Assembly1
(7***0)Hydraulic Pump, Assembly1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (4/9)
(7***0)Pump, Assembly1
(7***0)Hydraulic Pump, Assembly1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (5/9)
70***10Pc Valve, Assembly1
(7***0)Pump, Assembly1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (6/9)
70***40Ls Valve, Assembly1
70***10O-Ring1
70***80Gasket3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (7/9)
70***20Cap, Assembly1
70***10O-Ring1
70***80Gasket3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (8/9)
01***35Bolt, Mount Ground Driven Steering Pump2
01***65Screw2
01***25Screw3
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Pump (9/9)
70***50Gear Pump, Assembly1
(7***0)Pump, Assembly1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Hydraulic Tank
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***30Bolt,(Not Used With Emergency Str.)4
01***32Washer,(With Auto Emergency Steering)8
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Ppc Valve (Boom Swing, 2-Piece Boom)
01***20Screw1
21***50Ppc Valve1
21***60Support1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Ppc Valve (For Travel) (1/3)
01***45Bolt,(For Power Tilt Mech Angle)4
01***32Washer,(With Auto Emergency Steering)4
20***21Lever, R.H1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Ppc Valve (For Travel) (2/3)
21***40Ppc Valve, Assembly1
21***70Boot2
21***80Pedal Support, Assembly2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Ppc Valve (For Travel) (3/3)
21***10Piston, Assembly4
21***20Damper, Assembly4
21***30Kit, Valve1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Ppc Valve, Blade
21***60Ppc Valve1
21***40Boot1
21***50Piston, Assembly2
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Ppc Valve, L.H.
21***31Lever1
22***20Ppc Valve, L.H., Assembly1
22***50Kit, Lever1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Ppc Valve, R.H.
21***30Kit, Push-Button1
22***10Ppc Valve, R.H., Assembly1
22***50Kit, Lever1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Servocontrol Feed Unit
01***16Screw2
01***25Screw2
01***40Screw4
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Swivel Joint
01***30Bolt,(For Quick Shift) (Mitsubishi)2
21***30Spring Washer2
21***40Fitting1
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Komatsu : Pc95r-2(S/N 21d5210001-Up) : Work Equipment Control System : Swivel Joint (Mounting Parts)
01***30Bolt,(Not Used With Emergency Str.)2
01***40Bolt,(With Service Valve R.H.)4
01***32Washer,(Not Used With Emergency Str.)6
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PC95R-2(S/N 21D5210001-Up) serial number reference

The PIN plate is located on the right-hand side of the cab on the lower frame, typically just behind the front idler or beneath the operator's window. Read the first six characters of the 17-character ISO PIN (e.g., 21D521) to identify the serial range.

PrefixIdentifies
21D521Standard PC95R-2

Frequently asked questions

What engine does the PC95R-2 use?

The PC95R-2 uses a Komatsu 4D106-1FB four-cylinder diesel engine with 269 cu. in. (4,413 cc) displacement, producing 82 hp (61 kW) net power at 2,200 RPM.

What is the operating weight?

The operating weight is 19,291 lbs (8,750 kg), varying by configuration and attachment package.

What model replaced the PC95R-2?

The PC95R-2 was succeeded by the PC95R-3 series.

What PC95R-2(S/N 21D5210001-Up) owners discuss

What engine powers the PC95R-2 (S/N 21D5210001-Up) and what are its key performance specs?
The machine uses a Komatsu 4D106-1FB engine. It is a 4-cylinder unit with 269.3 cu in (4.5 L) displacement. Net power is 82.5 hp (61.6 kW) at 2200 rpm. Max torque is 228.7 lb ft (310 Nm) at 1500 rpm. The alternator supplies 80 amps at 12 volts. The engine is robust but sensitive to airflow restrictions and fuel quality. Contamination and extended service intervals accelerate wear. Owners report that loss of power under load often stems from clogged air filters, fuel filters, or restricted fuel tank venting rather than internal engine failure. Check charge-air hoses and turbo connections for leaks. If the engine drops RPM heavily when hydraulics are used, the hydraulic system may be dragging the engine down. If engine speed remains normal but movements weaken, the hydraulic system is the suspect. Overheating during heavy work often indicates material packed between the radiator, hydraulic oil cooler, and charge-air cooler. Coolant level must be checked when cold. If temperature rises during heavy work but falls at idle, cooling capacity is marginal. If coolant is expelled or the system becomes pressurized shortly after a cold start, deeper engine diagnosis is required. Have your dealer verify engine specifications and cooling system integrity.
How does the hydraulic system behave and what are common failure patterns?
The main hydraulic pump flow capacity is 47.6 gal/min (180 L/min). All hydraulic functions becoming slow simultaneously points to shared causes: low hydraulic oil level, incorrect oil specification, clogged hydraulic filters, low engine RPM under load, or high oil temperature. Do not start by rebuilding one cylinder. If only one function is slow, investigate cylinder leakage, control-valve spool operation, hose restriction, or pilot control input. Compare the affected movement in both directions. A boom that raises slowly but lowers normally provides different information from a boom slow in both directions. Hydraulics working cold but becoming weak when hot indicate excessive internal leakage that becomes noticeable as viscosity decreases. Suspect hydraulic pump wear, main control valve leakage, cylinder leakage, or travel/swing motor leakage. Use Komatsu EO, TO, or AXO hydraulic oil. Measure system performance cold and hot. Pressure and flow information is stronger evidence than temperature behavior alone. Have your dealer verify hydraulic pressures and flow rates.
What are the typical undercarriage wear patterns and travel issues?
The undercarriage features 44 shoes per side, 6 track rollers per side, and 1 carrier roller per side. Shoe size is 17.72 in (450 mm). Track gauge is 5.9 ft (1800 mm). Max travel speed is 3.11 mph (5 km/h). Excavators pulling to one side or traveling faster on one side should not immediately be diagnosed as having a failed travel motor. Check mechanical conditions first: track tension on both sides, mud or debris packed into one undercarriage, roller condition, and track-chain condition. Test the symptom in both forward and reverse. If the same side remains weak in both directions, that is more useful information. If both tracks will not move, look for a shared issue such as hydraulic supply problem, pilot-control problem, travel control input, safety lock, or electronic control fault. If only one track does not move, focus on that travel motor, final drive, travel control valve circuit, hydraulic hoses, or mechanical track binding. Track tension and undercarriage wear are critical. Have your dealer verify final drive and travel motor conditions.
What electrical and sensor issues are common in this series?
Komatsu excavators rely heavily on electronic control systems. A single faulty sensor or unstable power supply can trigger multiple warning signals. Owners report intermittent starting, dashboard failure, or machines that randomly shut down. Multiple fault codes often point to battery, grounds, or connectors. A battery can show acceptable voltage until the starter is loaded. If the display dims heavily or voltage collapses during starting, perform a proper load and voltage-drop test before ordering a starter. If the machine stopped starting immediately after a filter replacement, check the work that was just performed. Engine fault codes should be read if the engine cranks but does not start. Check fuel level, fuel quality, fuel filters, water separator, and air entering the fuel supply. Have your dealer verify electrical grounds and sensor functionality.
What should be checked when buying a used PC95R-2 (S/N 21D5210001-Up)?
Verify the exact serial-prefix specification sheet and installed attachment package. A long stick, wide track shoe, quick coupler, auxiliary hydraulics, or regional emissions configuration can change weight, reach, fuel use, and transport planning. Operating weight is 19290.5 lb (8750 kg). Transport dimensions vary by boom/stick option. Boom/Stick Option 1 (1600mm): Max cutting height 20 ft (6095 mm), max digging depth 12.25 ft (3735 mm), max reach along ground 21.7 ft (6615 mm). Boom/Stick Option 2 (1850mm): Max cutting height 20.49 ft (6245 mm), max digging depth 13.07 ft (3985 mm), max reach along ground 22.47 ft (6850 mm). Boom/Stick Option 3 (2300mm): Max cutting height 21.39 ft (6520 mm), max digging depth 14.6 ft (4450 mm), max reach along ground 23.87 ft (7275 mm). Shipping length is 20.18 ft (6150 mm). Shipping height is 8.86 ft (2700 mm). Width to outside of tracks is 7.22 ft (2200 mm). Tail swing radius is 4.95 ft (1510 mm). Removal counterweight clearance is 2.54 ft (775 mm). Height to top of cab is 8.86 ft (2700 mm). Swing speed is 10.2 rpm. Bucket capacity ranges from 0.3 to 0.6 cu yd (0.2 to 0.5 cu m). Check for engine overheating history, hydraulic oil condition, undercarriage wear, and electrical system stability. Have your dealer verify the specific configuration and serial range details.

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

Serial-range & configuration variants

This page covers the Komatsu PC95R-2(S/N 21D5210001-Up). Related factory variants of the same model family:

PC95R-2(S/N 21D5200001-Up)PC95R-2(S/N 21D5200330-Up)

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