Komatsu Gasket 6204-21-6820

The Komatsu Gasket 6204-21-6820 is identified in the supplied parts catalog as a GASKET KITS & COMPONENTS for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include SAA6D125E-6. Listed machine applications include HM300-3 and WA470-7. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6204-21-6820 used for?

Part number 6204-21-6820 is cataloged as a Gasket. It appears in the GASKET KITS & COMPONENTS parts group. The correct selection depends on the engine model, machine model, and the applicable serial-number range.

Compatible engine models

SAA6D125E-6

Engine models with serial-number ranges

SAA6D125E-6 (Build 10N) ? Not Provided

Application models without serial numbers

HM300-3, WA470-7

How do I confirm fitment?

Match 6204-21-6820 to the existing part number and verify the complete engine model, equipment model, and serial number. A shared model name does not confirm compatibility because production changes can affect the required component.

Frequently asked question

Will 6204-21-6820 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.