Discover High-Quality Komatsu Excavator Parts - March 25, 2025

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Komatsu Excavator PC350-6 Engine Air Conditioning Belt

Ensure optimal performance of your Komatsu Excavator PC350-6 engine's air conditioning system with our durable belt. Part number: 8pk1340, 8pk1340.

Komatsu Excavator PC200-3 PC200LC-3 PC220-3 PC220LC-3 PF5-1 PF5LC-1 Driving Sprocket

Upgrade the driving system of your Komatsu Excavator PC200-3, PC200LC-3, PC220-3, PC220LC-3, PF5-1, or PF5LC-1 with our robust driving sprocket. Part number: 205-27-71281, 2052771281.

KOMATSU PC220-7 Left Door Glass Frame (Without Glass)

Replace the damaged left door glass frame of your KOMATSU PC220-7 excavator with our high-quality frame. Glass not included.

Joystick Controller Pilot Valve for Komatsu Excavator

Enhance the control of your Komatsu Excavator PC200-5, PC210-5K, PC220-5, or PC240-5K with our reliable joystick controller pilot valve. Part number: 702-16-33002, 7021633002.

Komatsu Excavator PC120-6 Engine Fan Belt

Ensure proper cooling for your Komatsu Excavator PC120-6 engine with our durable fan belt designed for the 4D95 engine. Part number: 8pk1535, 8pk1535.

Komatsu Excavator PC400-3 Fan Belt

Keep your Komatsu Excavator PC400-3 engine running cool with our high-performance fan belt. Part number: 9630.

Forging Bucket Tooth for Komatsu Excavator

Equip your Komatsu Excavator PC400-5, PC400-1, PC400LC-1, PC400LC-5, PC410-5, or PC410LC-5 with our strong forging bucket tooth. Part number: 208-70-14270TL, 2087014270TL.

KOMATSU PC300-5 Left Door Glass Frame (Without Glass)

Replace the damaged left door glass frame of your KOMATSU PC300-5 excavator. Glass not included.

KOMATSU PC200-5 Left Door Glass Frame Assembly (Without Glass)

Upgrade or replace the left door glass frame assembly of your KOMATSU PC200-5 excavator. Glass not included.

Komatsu Excavator PC220-6 Throttle Cable

Ensure precise control of your Komatsu Excavator PC220-6 with our durable throttle cable.

Komatsu Excavator PC300-7 Intercooler Hose

Maintain optimal engine performance for your Komatsu Excavator PC300-7 with our reliable intercooler hose. Part number: 6743-11-4961, 6743114961.

KOMATSU PC100-6 Swing Motor Second Gear Parts Pin

Get the necessary parts for your KOMATSU PC100-6 swing motor, including the second gear parts pin.

KOMATSU PC200-6 (6D95) Swing Motor Second Gear Parts Pin

Find the right second gear parts pin for the swing motor of your KOMATSU PC200-6 excavator with the 6D95 engine.

Oil Filter for Komatsu Excavator

Keep your Komatsu Excavator PC300-6, PC350-6, PC350LC-6, or PC300LC-6 running smoothly with our high-quality oil filter. Part number: 6136-51-5120, 6136515120.

Driving Sprocket for Komatsu Excavator

Upgrade the driving system of your Komatsu Excavator PC200-1, PC200-2, PC220-1, or PC220-2 with our durable driving sprocket. Part numbers: 206-27-21110, 2062721110, 206-27-21111, 2062721111.

Komatsu Excavator PC200-5 Engine Fan Belt

Ensure proper cooling for your Komatsu Excavator PC200-5 engine with our reliable fan belt designed for the 6D95 engine. Part number: 8490.

KOMATSU PC120-6 Splined Shaft Hub

Find the correct splined shaft hub for your KOMATSU PC120-6 excavator.

Oil Filter for Komatsu Doosan Daewoo Excavator

This versatile oil filter is suitable for Komatsu, Doosan, and Daewoo Excavators, including SOLAR 75-V models. Part number: 119005-35150, 11900535150.

Komatsu Excavator PC400-3 Air Conditioning Belt

Maintain a comfortable operating environment in your Komatsu Excavator PC400-3 with our reliable air conditioning belt. Part number: 8440.

Komatsu Excavator PC220-6 Engine Fan Belt

Ensure optimal engine cooling for your Komatsu Excavator PC220-6 with our high-quality fan belt designed for the 6D102 engine. Part number: 10pk1425, 10pk1425.

Komatsu Excavator PC150-7 Hydraulic Oil Cooler

Keep the hydraulic system of your Komatsu Excavator PC150-7 running efficiently with our reliable hydraulic oil cooler.

Hydraulic Oil Cooler for Komatsu Excavator

Our hydraulic oil cooler is compatible with Komatsu Excavator models PC240NLC-7K, PC240LC-7K, PC200LL-7L, PC290NLC-7K, and PC290LC-7K. Part number: 206-03-71120, 2060371120.

Oil Cooler for Komatsu Excavator

Ensure proper cooling for your Komatsu Excavator PC40-7, PC40T-7, PC45-1, or PC40R-7 with our high-performance oil cooler. Part number: 20T-03-71511, 20T0371511.

Arm Cylinder Seal Kit for Komatsu Excavator

Repair the arm cylinder of your Komatsu Excavator PC30R-8 with our durable seal kit.

Sprocket for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator 245, PC38UU-1, PC40-6, or PC40T-7 with our reliable sprocket. Part numbers: 20T-27-31110, 20T2731110, 20T-27-31111, 20T2731111, 20T-27-31112, 20T2731112.

Komatsu Excavator PC55 Fan Belt

Ensure proper engine cooling for your Komatsu Excavator PC55 with our durable fan belt. Part number: 6390.

Fan Belt for Komatsu Engine Excavator

This fan belt is suitable for Komatsu Engine 4D95 used in Excavator models PC40, PC60-5, PC60-6, PC60-7, and PC120-6. Part number: 8460.

Travel Gearbox With Motor for Komatsu Excavator

Replace the travel gearbox with motor in your Komatsu Excavator PC60-7, PC60-7E, PC60-7S, PC70-7, PC70-7E, PC75US-3, or PC78US-5. Part number: 201-60-73500, 2016073500.

Front Idler for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator PC60-2, D20P-3, D20P-5, D20A-2, D20A-3, D20A-5, D21P-3, D21P-5, D21A-5, D20S-5, D21A-3, D20Q-5, D21S-5, or D21Q-5 with our reliable front idler. Part number: 101-30-11131, 1013011131.

Turbocharger Intake Manifold for Komatsu Excavator

Improve the engine performance of your Komatsu Excavator PC360-7, PC300-7, PC350-7, PC400-7, or PC450-7 with our high-quality turbocharger intake manifold. Part number: 207-01-72161, 2070172161.

KOMATSU PC130-7 Left Door Down Glass Frame (Without Glass)

Replace the damaged left door down glass frame of your KOMATSU PC130-7 excavator. Glass not included.

Komatsu Excavator PC310 Fan Belt

Ensure proper cooling for your Komatsu Excavator PC310 engine with our durable fan belt. Part number: 9pk1330, 9pk1330.

Fan Belt for Komatsu Excavator PC228

Keep your Komatsu Excavator PC228 engine running cool with our high-performance fan belt. Part number: 8PK1520, 8PK1520.

Fan Belt for Komatsu Engine Excavator

This fan belt is suitable for Komatsu Engine 6D125 used in Excavator model PC300-3. Part numbers: 9570, 04120-22258, 0412022258, 04121-22257, 0412122257.

Carrier Roller for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator PC200-6, PC200-7, PC210-6, PC220-6, PC220-7, PC228US-3, PC230-6, or PC230-7 with our reliable carrier roller. Part number: 22U-30-25110, 22U3025110.

KOMATSU PC60-5 Left Door Glass Frame (Without Glass)

Replace the damaged left door glass frame of your KOMATSU PC60-5 excavator. Glass not included.

Fan Belt for Komatsu Excavator PC200-8

Ensure proper engine cooling for your Komatsu Excavator PC200-8 with our durable fan belt. Part number: 8pk1700, 8pk1700.

Swing Machinery Case for Komatsu Excavator

Replace the swing machinery case in your Komatsu Excavator PC200-8, PC200LC-8, PC210-10, PC210-11, PC210LC-10, PC210LC-11, or PC210LC-8K. Part number: 20Y-26-31120, 20Y2631120.

Hydraulic Oil Cooler for Komatsu Excavator

Our hydraulic oil cooler is compatible with Komatsu Excavator models PC230-7-AA, PC230LC-7-BA, PC230-7-CG, and PC230NHD-7K. Part number: 206-03-71120, 2060371120.

KOMATSU PC200-6 Travel Motor Three Star Gear

Get the necessary three-star gear for the travel motor of your KOMATSU PC200-6 excavator.

Front Idler for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator PC128US-2, PC128UU-2, PC138US-2, PC100-5, PC120-5, PC130-5, PC120-6, PC130-6, PC130-7, PC130-8, PC138US-8, or PC138US-10 with our reliable front idler. Part number: 203-30-52112, 2033052112.

Lower Roller Track Roller Bottom Roller for Komatsu Excavator

Improve the undercarriage of your Komatsu Excavator PC100-6, PC120-6, PC130-6, or PC130-7 with our durable lower track rollers. Part numbers: 203-30-00220, 2033000220, 203-30-00223, 2033000223, 22B-30-00010, 22B3000010.

KOMATSU PC200-5 Travel Motor First Gear Parts Pin

Find the correct first gear parts pin for the travel motor of your KOMATSU PC200-5 excavator.

KOMATSU PC60 Splined Shaft Hub

Get the correct splined shaft hub for your KOMATSU PC60 excavator.

Oil Pump for Komatsu Bulldozer

Replace the oil pump in your Komatsu Bulldozer D80A-12 with Cummins NH220 engine. Part number: 6620-51-1000, 6620511000.

Turbocharger Intake Manifold for Komatsu Excavator

Improve the engine performance of your Komatsu Excavator PC300-5 or PC300-6 with our high-quality turbocharger intake manifold. Part number: 201-01-52222, 2010152222.

Intercooler Hose for Komatsu Engine Excavator

Maintain optimal engine performance for your Komatsu Engine SAA6D125E-3K used in Excavator models PC400-7, PC400-8, PC400LC-7, PC400LC-8, PC430-8, PC450-7, PC450LC-7, PC450LC-8, or PC460LC-8 with our reliable intercooler hose. Part number: 6156-11-4470, 6156114470.

Komatsu Excavator PC200-3 Engine Air Conditioning Belt

Ensure optimal performance of your Komatsu Excavator PC200-3 engine's air conditioning system with our durable belt designed for the 6D105 engine. Part number: 8420.

Hydraulic Oil Cooler for Komatsu Excavator

Our hydraulic oil cooler is compatible with Komatsu Excavator models PC220-3, PC220LC-3, PC240-3K, and PC240LC-3K. Part number: 206-03-44111, 2060344111.

Idler for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator PC50MR-2, PC50MR-2-AC, PC50UD-2, PC50UG-2, PC50UU-2, PC50UUM-2, PC55MR-3, PC58SF-1, or PC58UU-3 with our reliable idler. Part number: 20T-30-72112, 20T3072112.

Hydraulic Oil Cooler for Komatsu Excavator

Our hydraulic oil cooler is compatible with Komatsu Excavator models PC270-7, PC270LL-7L, and PC270LC-7L. Part number: 206-03-71120, 2060371120.

Hydraulic Oil Cooler Assembly for Komatsu Excavator

Ensure optimal performance of your Komatsu Excavator PC300-1 or PC300LC-1 hydraulic system with our complete oil cooler assembly. Part number: 207-03-11212, 2070311212.

KOMATSU PC200-6 Door Lock

Secure the door of your KOMATSU PC200-6 excavator with our reliable door lock.

Aftercooler for Komatsu Excavator

Improve the engine efficiency of your Komatsu Excavator PC350-7E0, PC350LC-7, PC350-8, or PC350LC-8 with our high-quality aftercooler. Part number: 615-26-25110, 6152625110.

Piston Kit With Ring Set for Yanmar Komatsu Engine

This piston kit with ring set is suitable for Yanmar Engine 4TNV94L and Komatsu Engine 4D94LE. Part numbers: YM129906-22080, YM12990622080, YM129906-22050, YM12990622050.

Hydraulic Oil Cooler for Komatsu Excavator

Our hydraulic oil cooler is compatible with Komatsu Excavator models PC160LC-7, PC160LC-7K, PC180LC-7K, and PC180NLC-7K. Part number: 21K-03-71121, 21K0371121.

Hydraulic Oil Cooler Assembly for Komatsu Excavator

Ensure optimal performance of your Komatsu Excavator PC200-2 or PC200LC-2 hydraulic system with our complete oil cooler assembly. Part number: 205-03-62422, 2050362422.

Swivel Joint Seal Kit for Komatsu Excavator

Repair the swivel joint of your Komatsu Excavator PC40-6 with our durable seal kit.

Bucket Cylinder Seal Kit for Komatsu Excavator

Repair the bucket cylinder of your Komatsu Excavator PC400-3 with our durable seal kit.

KOMATSU PC300-8 Left Door Down Glass Frame (Without Glass)

Replace the damaged left door down glass frame of your KOMATSU PC300-8 excavator. Glass not included.

Controller V-ECU for Komatsu Excavator

Replace the controller V-ECU in your Komatsu Excavator PC100-6, PC120-6, or PC130-6. Part number: 7834-10-9001, 7834109001.

Hydraulic Oil Cooler Assembly for Komatsu Excavator

Ensure optimal performance of your Komatsu Excavator PC130-7 or PC130-7K hydraulic system with our complete oil cooler assembly. Part numbers: 203-03-71140, 2030371140, 203-03-71130, 2030371130.

KOMATSU PC200-7 Left Door Down Glass Frame (Without Glass)

Replace the damaged left door down glass frame of your KOMATSU PC200-7 excavator. Glass not included.

Carrier Roller for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator PC150-5, PC200-5, PC220-5, PC200-6, PC210-6, or PC220-6 with our reliable carrier roller. Part number: 20Y-30-15221, 20Y3015221.

Air Conditioner Controller for Komatsu Excavator

Maintain a comfortable operating environment in your Komatsu Excavator PC340NLC-7, PC1250-8, PC160LC-7, PC220-7, PC270-7, or PC650-7 with our reliable air conditioner controller. Part number: 20Y-979-6141, 20Y9796141.

Overhaul Gasket Kit for Yanmar Komatsu Engine

This overhaul gasket kit is suitable for Yanmar 3TNE88 and Komatsu 3D88 engines.

Connecting Rod Bearing for Yanmar Komatsu Engine

This set includes connecting rod bearings suitable for Yanmar 3TNV84 Marine 3JH3 and Komatsu 3D84E-5 engines. Part numbers: 129150-23601, 12915023601, 129150-23611, 12915023611.

Hydraulic Oil Cooler Assembly for Komatsu Excavator

Ensure optimal performance of your Komatsu Excavator PC400-7 or PC400LC-7 hydraulic system with our complete oil cooler assembly. Part number: 208-03-72160, 2080372160.

Intake Exhaust Valve for Yanmar Komatsu Engine

This set of 16 intake and exhaust valves is suitable for Yanmar Engine 4TNV106 and Komatsu Engine 4D106 used in Komatsu Excavator PC110R-1 and PW110R-1.

Hydraulic Gear Pump for Komatsu Excavator

Replace the hydraulic gear pump in your Komatsu Excavator PC78US-6, PC78UU-6, or PC78MR-6. Part number: 708-3T-04620, 7083T04620.

Driving Sprocket for Komatsu Excavator

Upgrade the driving system of your Komatsu Excavator PC300-3, PC300-7, PC400, PC400-3, PC400-5, PC400-6, PC400-7, PC400-8, PC410-5, or PC450-8 with our robust driving sprocket. Part numbers: 208-27-31221, 2082731221, 208-27-61210, 2082761210.

Piston & Ring Kit for Yanmar Komatsu Engine

This piston and ring kit is suitable for Yanmar 4TNE88 and Komatsu 4D88E-3 engines.

Connecting Rod for Komatsu Excavator Engine

Find the correct connecting rod for Komatsu Excavator PC110R-1 or PW110R-1 with Engine 4TNE106T or 4D106T. Part number: YM123900-23000, YM12390023000.

Overhaul Rebuild Kit for Yanmar Komatsu Engine

This overhaul rebuild kit is suitable for Yanmar 4TNV106 and Komatsu 4D106 engines used in PC95R-2, PW95R-2, PC110R-1, and PW110R-1.

Idler Strain Spring for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator PC200-5, PC200-6, PC200-7, PC210-6, PC220-7, PC228US-1, or PF5-1 with our reliable idler strain spring. Part numbers: 20Y-30-12110, 20Y3012110, 20Y-30-12111, 20Y3012111, 20Y-30-12112, 20Y3012112.

KOMATSU PC300-6 Left Door Glass Frame (Without Glass)

Replace the damaged left door glass frame of your KOMATSU PC300-6 excavator. Glass not included.

Track Roller Lower Roller Bottom Roller for Komatsu Excavator PC30

Improve the undercarriage of your Komatsu Excavator PC30 with our durable lower track rollers.

Track Link Chain Guard Frame for Komatsu Excavator PC300

Protect the track link chain of your Komatsu Excavator PC300 with our sturdy guard frame.

Oil Filter for Komatsu Bulldozer

Keep your Komatsu Bulldozer D31A-17, D40A-3, D40A-5, or D53P-16 running smoothly with our high-quality oil filter. Part number: 6136-51-5120, 6136515120.

Tension Cylinder for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator PC20MR-2, PC20MR-3, PC22MR-3, PC26MR-3, PC30MR-2, PC30MR-3, PC35MR-3, or PC38UU-3 with our reliable tension cylinder. Part number: 22F-30-12110, 22F3012110.

Boom Cylinder Seal Kit for Komatsu Excavator

Repair the boom cylinder of your Komatsu Excavator PC800SE-8, PC800-8, PC850SE-8, or PC850-8 with our durable seal kit. Part number: 707-99-76230, 7079976230.

Hydraulic Pump for Komatsu Excavator

Replace the hydraulic pump in your Komatsu Excavator PC220-1 or PC200-1. Part number: 705-56-24030, 7055624030.

Boom Cylinder Seal Kit for Komatsu Excavator PC160-7

Repair the boom cylinder of your Komatsu Excavator PC160-7 with our durable seal kit.

Arm Cylinder Seal Kit for Komatsu Excavator

Repair the arm cylinder of your Komatsu Excavator PC120-3 or PC100-3 with our durable seal kit. Part number: 707-98-38600, 7079838600.

Arm Cylinder Seal Kit for Komatsu Excavator PC100-6

Repair the arm cylinder of your Komatsu Excavator PC100-6 with Engine 4D95 using our durable seal kit. Part number: 707-99-44340, 7079944340.

Throttle Motor Governor Motor for Komatsu Excavator

Replace the throttle motor or governor motor in your Komatsu Excavator PC300, PC300-5, PC310-5, PC400, PC400-5, or PC410-5. Part numbers: 7824-34-1600, 7824341600, 7824-34-1601, 7824341601.

Turbocharger for Komatsu Engine Excavator

Upgrade the turbocharger in your Komatsu Engine SA4D102E-1AB used in Excavator PW170ES-6K. Part number: HX30W, 6733-81-8010, 6733818010.

Muffler Silencer for Komatsu Engine Excavator

Reduce engine noise in your Komatsu Engine SAA6D107E-1 used in Excavator PC290NLC-8K, PC290LC-8K, PC220LL-8, PC308USLC-3E0, or PC270-8 with our high-quality muffler silencer. Part number: 6754-11-5320, 6754115320.

Hydraulic Work Pump Fan Motor Assembly for Komatsu Excavator

Replace the hydraulic work pump and fan motor assembly in your Komatsu Excavator PC1100-6, PC1250-7, or PC1250LC-7. Part number: 705-21-26180, 7052126180.

Turbocharger for Komatsu Engine Excavator

Upgrade the turbocharger in your Komatsu Engine SAA6D114E-5 used in Excavator PC360LC-10 or PC390LC-10. Part number: HX40W, 6746-81-8110, 6746818110.

Fuel Injector Nozzle for Yanmar Komatsu Engine

This fuel injector nozzle is suitable for Yanmar 2TNE68, 3TNA72, 3TNE74, L70, L100 and Komatsu 2D68E-3, 3D72-2 engines. Part number: DN0PD2, 119620-53000, 11962053000.

Connecting Rod for Komatsu Engine Excavator

Find the correct connecting rod for Komatsu Engine 3D84-1 used in Excavator PC30 or PC30-6.

Turbocharger for Komatsu Engine Excavator

Upgrade the turbocharger in your Komatsu Engine S4D95L-1 used in Excavator PC120-5, PC130-5, PC100-3, or PC100-5. Part number: TA3103, 6205-81-8110, 6205818110.

Coupling for Various Excavator Models

This coupling (16A) is suitable for Komatsu PC60, PC40-5, PC55, PC30-5, PC40-6, Hitachi ZAX55, Volvo EC55, and Kobelco SK03, SK04 excavators.

Pilot Valve for Komatsu Excavator

Enhance the control of your Komatsu Excavator PC25-1, PC30-7, PC30R-8, PC35R-8, PC38UU-3, PC45-1, PC50UU-2, PC60-7, or PC70-7 with our reliable pilot valve. Part numbers: 702-16-01180, 7021601180, 702-16-01181, 7021601181.

Relief Valve for Komatsu Excavator

Replace the relief valve in your Komatsu Excavator PC100-5 or PC100-5C. Part number: 709-80-52800, 7098052800.

Muffler Silencer for Komatsu Excavator

Reduce engine noise in your Komatsu Excavator PC40-5, PC40-6, or PC50UU-1 with our high-quality muffler silencer. Part number: 6201-11-5210, 6201115210.

Universal Joint for Komatsu Excavator PC120-6E

Find the correct universal joint for your Komatsu Excavator PC120-6E.

Overflow Valve Spill Valve for Komatsu Excavator PC120-6

Get the necessary overflow or spill valve for your Komatsu Excavator PC120-6 hydraulic system.

KOMATSU PC200-6 Operator Cab

Upgrade or replace the operator cab of your KOMATSU PC200-6 excavator.

Piston Ring for Komatsu Excavator PC30 Engine

This set includes 3 piston rings suitable for Komatsu Excavator PC30 with Engine 3D84-1.

Floor Mat for Komatsu Excavator

Protect the interior of your Komatsu Excavator PC210-6, PC220-6, PC230-6, PC250-6, PC300-6, or PC350-6 with our durable floor mat. Part number: 20Y-973-2682, 20Y9732682.

Swing Solenoid Valve for Komatsu Excavator

Control the swing motion of your Komatsu Excavator PC60-5, PC60-6, or PC120-5 with Engine 6D95 using our reliable swing solenoid valve. Part number: 203-60-56180, 2036056180.

STD Piston & Ring Kit for Komatsu Engine Excavator

This standard piston and ring kit is suitable for Komatsu Engine 3D84-1, 3D84-1FA, and 3D84-1C used in Excavator PC20-5, PC20-6, PC30-6, PC30, or PC38UU-1.

Muffler Silencer for Komatsu Engine Excavator

Reduce engine noise in your Komatsu Engine SA6D108 used in Excavator PC300, PC300-5, or PC310-5 with our high-quality muffler silencer. Part number: 622-21-15410, 6222115410.

Heater SUB Core Assembly for Komatsu Excavator

Replace the heater sub core assembly in your Komatsu Excavator PC130-8, PC300-8, PC350-8, or PC400LC-8. Part number: ND116140-0050, ND1161400050.

Main Bearing for Yanmar Komatsu Engine

This set includes main bearings suitable for Yanmar 3TNE88 and Komatsu 3D88 engines. Part numbers: 129001-02931, 12900102931, 129150-02871, 12915002871.

Starter Motor for Komatsu Excavator Engine

Replace the starter motor in your Komatsu Excavator Engine 4D95L used in PC100-5, PC120-5, PC130-5, PC150-5, PC200-5, or PC220-5. Part number: 600-813-4420, 6008134420.

Liquid Crystal LCD for Komatsu Excavator PC200-7

Replace the liquid crystal LCD screen in your Komatsu Excavator PC200-7.

Relief Valve for Komatsu Excavator PC200-8

Get the necessary relief valve for your Komatsu Excavator PC200-8 hydraulic system.

Idler for Komatsu Excavator

Upgrade the undercarriage of your Komatsu Excavator PC40-1, PC40-2, or PC40-3 with our reliable idler. Part number: 20T-30-12171, 20T3012171.

Front Door Glass Frame for Komatsu Excavator PC120-6

Replace the front door glass frame of your Komatsu Excavator PC120-6. Glass not included.

Track Link Chain Assembly for Komatsu Excavator PC110-5

Upgrade the undercarriage of your Komatsu Excavator PC110-5 with our durable track link chain assembly.

Air Filter Element for Komatsu Excavator

Ensure clean air intake for your Komatsu Excavator PC200-8, PC220-7, or PC240-8 with our high-quality air filter elements. Part numbers: 600-185-4110, 6001854110 and 600-185-4120, 6001854120.

Diesel Filter for Komatsu Excavator

Keep your Komatsu Excavator PC200-7, PC200-8, PC220-7, PC270-7, PC300-7, or PC360-7 running efficiently with our high-quality diesel filter. Part number: 600-411-1191, 6004111191.

Main Pump Solenoid Valve for Komatsu Engine Excavator

Control the main hydraulic pump in your Komatsu Engine 6D95 or 6D102 used in Excavator PC200-5, PC200-6, PC100-6, PC120-6S, PC130-6, or PC300-6 with our reliable solenoid valve. Part number: 708-2L-25211, 7082L25211.

Main Control Valve Assembly for Komatsu Excavator PC300-7

Replace the main control valve assembly in your Komatsu Excavator PC300-7.

Arm Cylinder Seal Kit for Komatsu Excavator

Repair the arm cylinder of your Komatsu Excavator PW200-1 or PW210-1 with our durable seal kit. Part number: 707-99-48610, 7079948610.

Arm Cylinder Seal Kit for Komatsu Excavator PC650-7

Repair the arm cylinder of your Komatsu Excavator PC650-7 with our durable seal kit.

Computer Control Panel for Komatsu Excavator

Replace the computer control panel in your Komatsu Excavator PC300-7, PC300-7-AA, PC300LC-7, PC300LC-7-BA, PC350-7, PC350-7-AA, PC350LC-7, or PC350LC-7-BA. Part number: 7835-26-2001, 7835262001.

Hydraulic Gear Pump for Komatsu Excavator

Replace the hydraulic gear pump in your Komatsu Excavator PC40-3. Part number: 705-54-20010, 7055420010.

Hydraulic Pump for Komatsu Excavator

Replace the hydraulic pump in your Komatsu Excavator PC200-2, PC200LC-2, PC220-2, or PC220LC-2. Part number: 705-51-10020, 7055110020.

Steering Pump for Komatsu Wheel Loader Excavator

Replace the steering pump in your Komatsu Wheel Loader WA450-1, WA470-1, or Excavator PC7000-6. Part number: 705-12-37010, 7051237010.

Controller V-ECU for Komatsu Excavator

Replace the controller V-ECU in your Komatsu Excavator PC300-8 or PC400-8. Part number: 7835-46-3003, 7835463003.

Air Conditioner Controller for Komatsu Excavator

Maintain a comfortable operating environment in your Komatsu Excavator PC600-8E0, PC800-8E0, or PC850-8E0 with our reliable air conditioner controller. Part number: 20Y-97-97630, 20Y9797630.

Controller V-ECU for Komatsu Excavator

Replace the controller V-ECU in your Komatsu Excavator PC290LC-8K or PC290NLC-8K. Part number: 7835-46-1005, 7835461005.

Oil Cooler Cover for Komatsu Engine Excavators

Replace the oil cooler cover for Komatsu Engine 4D105 or S4D105 used in Excavators PC80-1, PC100-1, or PC120-1.

Starting Switch for Komatsu Excavator

Replace the starting switch in your Komatsu Excavator PC88MR-8, PC130-8, PC300-8, PC350-8, PC400LC, or PC450-8. Part number: 08086-20000, 0808620000.

Swing Motor Case for Komatsu Excavator

Replace the swing motor case in your Komatsu Excavator PC40-7, PC60-7, PC70-7, PC50UG-2, PC50UU-2, or PC50UD-2. Part number: 708-7T-11240, 7087T11240.

Engineering Machinery Parts Nomenclature

1. 风扇马达 (Fēngshàn Mǎdá / Fan Motor / Вентиляторный двигатель): 安装在发动机冷却系统中，用于驱动风扇散热。例如：卡特彼勒 345D 风扇马达.

2. 液压泵 (Yèyā Bèng / Hydraulic Pump / Гидравлический насос): 工程机械液压系统的核心部件，将发动机的机械能转化为液压能。例如：小松 PC200-7 液压泵.

3. 油缸 (Yóugāng / Hydraulic Cylinder / Гидравлический цилиндр): 液压系统的执行元件，将液压能转化为机械能，实现设备的各种动作。例如：日立 ZX210 挖掘机斗杆油缸.

4. 滤芯 (Lǜxīn / Filter Element / Фильтрующий элемент): 用于过滤液压油、机油、燃油或空气中的杂质，保护设备的关键部件。例如：沃尔沃 EC220D 液压滤芯.

5. 行走马达 (Xíngzǒu Mǎdá / Travel Motor / Ходовой двигатель): 驱动工程机械行走的部件，通常与减速机组成行走总成。例如：神钢 SK260 行走马达.

6. 回转支承 (Huízhuǎn Zhīchēng / Swing Bearing / Опорно-поворотное устройство): 连接挖掘机上部和下部，并允许上部进行360度旋转的部件。例如：斗山 DX300 回转支承.

7. 喷油器 (Pēnyóuqì / Fuel Injector / Форсунка топливная): 将燃油以雾状喷入发动机燃烧室的精密部件。例如：康明斯 QSM11 喷油器.

8. 增压器 (Zēngyāqì / Turbocharger / Турбокомпрессор): 利用发动机排出的废气驱动涡轮，增加发动机的进气量，提高功率。例如：五十铃 6HK1 增压器.

9. 水泵 (Shuǐbèng / Water Pump / Водяной насос): 冷却系统的重要组成部分，用于循环冷却液，保持发动机在适宜的工作温度。例如：久保田 V3800 水泵.

10. 主控阀 (Zhǔkòng Fá / Main Control Valve / Главный распределительный клапан): 控制液压系统中液压油的流向和压力的关键部件，控制挖掘机的各种动作。例如：现代 R225LC-9 主控阀.

Common Search Queries Related to Engineering Machinery Parts

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Troubleshooting: Excavator Losing Hydraulic Power

Problem: A Komatsu PC200-7 excavator suddenly experiences a significant loss of hydraulic power, resulting in slow or non-responsive movements of the boom, arm, and bucket.

Possible Causes and Solutions:

1. Low Hydraulic Fluid Level: Check the hydraulic fluid reservoir and ensure it is at the correct level. Add hydraulic fluid if necessary.

2. Clogged Hydraulic Filters: Inspect and replace the hydraulic filters. Clogged filters restrict fluid flow, leading to reduced power. Refer to the Komatsu PC200-7 service manual for filter locations and replacement procedures.

3. Faulty Hydraulic Pump: The hydraulic pump might be damaged or worn. Conduct a pressure test on the pump to check its output. If the pressure is low, the pump may need repair or replacement. Consider part number 705-56-24030, 7055624030 for a compatible hydraulic pump.

4. Leaking Hydraulic Hoses or Cylinders: Inspect all hydraulic hoses and cylinders for leaks. Repair or replace any damaged hoses or seals to prevent pressure loss.

5. Malfunctioning Main Control Valve: The main control valve directs hydraulic fluid to different parts of the machine. A stuck or faulty valve can cause power loss. Inspect the valve for any external damage or consult a technician for internal inspection and repair.

6. Pilot Pressure Issues: The pilot system controls the main control valve. Low pilot pressure can result in sluggish movements. Check the pilot pressure lines and the pilot pump for any issues.

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