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  • Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050 - Image 1
  • Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050 - Image 2
  • Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050 - Image 3
  • Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050 - Image 4
Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050 - Image 1Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050 - Image 2Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050 - Image 3Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050 - Image 4

Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050

  • Item No.Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA
  • Part Number: S6D108 Engine spare parts
  • Machine Model: PC300-6 PC340-6
  • Condition: Aftermarket New
  • Type: Liner Kit piston ring kit SNAP RING main bearing valve guide Intake valve gasket kit
Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050
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Description

Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050

This thrust bearing and thrust washer set is designed for Komatsu excavator engines S6D108, SA6D108, and SAA6D108E. It fits PC300-5 and PC300-6 models, providing reliable support for the crankshaft and helping maintain proper engine alignment.

Key Specifications

Part Number S6D108 Engine spare parts
Machine Model PC300-6, PC340-6
Condition Aftermarket New
Type Liner Kit, Piston Ring Kit, Snap Ring, Main Bearing, Valve Guide, Intake Valve, Gasket Kit

Features

  • Direct replacement for Komatsu part number 6221-21-8050
  • Compatible with S6D108, SA6D108, and SAA6D108E engine models
  • Manufactured to meet or exceed original specifications
  • Durable construction for long service life
  • Precision fit for easy installation

Applications

This thrust bearing and washer are suitable for Komatsu PC300-5 and PC300-6 excavators, as well as PC340-6 models equipped with the S6D108 engine series. They are commonly used during engine overhaul or when replacing worn thrust components.

About Hangzhou XC Machinery Co., Ltd.

Hangzhou XC Machinery Co., Ltd. is a China-based wholesaler of excavator parts, serving customers worldwide for over 8 years. We supply hydraulic pump parts, engine parts, undercarriage components, electric parts, seal kits, filters, final drive and gear parts, hydraulic breakers, rock buckets, and diagnostic scanners.

We offer OEM and genuine parts for major brands, including Komatsu, Hitachi, Kobelco, Kato, Isuzu, Mitsubishi, Daewoo, Doosan, Hyundai, Volvo, Samsung, SDLG, SANY, Zoomlion, and Liugong. Our customers come from the US, Canada, Turkey, Italy, Brazil, Colombia, South Africa, UAE, India, and other regions.

Contact Us

WhatsApp/Phone: +86 136 4581 9133
Skype: robinwanguuu@hotmail.com
Email: Ricardo@xcgparts.com
WeChat: welchanparts_luke
Website: www.xcgparts.com

What is Komatsu Excavator PC300-5 PC300-6 Engine S6D108 SA6D108 SAA6D108E Thrust Bearing Thrust Washer 6221-21-8050?

This thrust bearing and thrust washer set is an aftermarket replacement part for Komatsu S6D108, SA6D108, and SAA6D108E diesel engines. It is identified by part number 6221-21-8050 and is used to control crankshaft end play in Komatsu PC300-5, PC300-6, and PC340-6 excavators. The set is supplied in new aftermarket condition and is intended for engine overhaul or replacement of worn thrust components.

Applications

  • Komatsu PC300-5 excavator with S6D108 engine
  • Komatsu PC300-6 excavator with S6D108 or SA6D108 engine
  • Komatsu PC340-6 excavator with S6D108 series engine
  • Engine overhaul or rebuild of S6D108, SA6D108, and SAA6D108E engines
  • Replacement of worn crankshaft thrust bearings and thrust washers

FAQ

What is the part number of this thrust bearing and thrust washer set?

The Komatsu part number is 6221-21-8050.

Which Komatsu engine models does this thrust bearing set fit?

It fits Komatsu S6D108, SA6D108, and SAA6D108E engines.

Which excavator models is this thrust bearing and washer used on?

It is used on Komatsu PC300-5, PC300-6, and PC340-6 excavators equipped with the S6D108 engine series.

Is this thrust bearing new or used?

It is aftermarket new.

What is the function of this thrust bearing and thrust washer?

It supports the crankshaft and helps maintain proper engine alignment by controlling crankshaft end play.

Product Categories

  • Hydraulic main pump
    • Hydraulic pump assembly
    • Hydraulic pump spare parts
    • Gear pump
    • Pilot pump
  • Engine parts
    • Liner Kit(Piston,Piston ring,Liner)
    • Main connect rod bearing
    • Water pump
    • Alternator
    • Starter
    • Turbocharge
    • Injector
    • Fan Motor
    • Tensioner
    • Cylinder Head
    • Cylinder block
    • Gasket kit
    • Oil Cooler Core
    • Engine Assembly
    • Crankshaft
  • Electric Parts
    • Controller
    • Monitor
    • Wire harness
    • AC panel
    • Throttle motor
    • Throttle Cable
    • Solenoid Valve
    • Relay
    • Pressure sensor
    • Wiper motor
    • Thermostat
    • Relief Valve
    • Lighting lamp
  • Final Drive swing motor
    • Final drive
    • swing motor
  • Travel Gearbox
    • Gearbox assy
    • Gearbox spare parts
  • Seal kit
    • Arm hydraulic cylinder seal kit
    • Boom hydraulic cylinder seal kit
    • Bucket hydraulic cylinder seal kit
    • Hydraulic pump seal kit
    • Swing motor seal kit
    • Travel motor seal kit
    • Main Control valve seal kit
    • Centre joint seal kit
  • Rock hydraulic breaker hammer
    • Silent Breaker hammer
    • Side type breaker hammer
    • Box type Breaker hammer
  • Rock bucket
  • Undercarriage parts
    • Track link
    • Track roller
    • upper roller
    • Idler
    • Sprocket
    • Adjustor assy
    • Track pad shoe
    • Rubber track
  • Swing reducer
  • Air conditioning system
    • Air condition compressor
    • Blower
    • Evaporator
  • Diagnostic Scanner Tool
  • Swing bearing

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