Komatsu Cylinder Block 6138-22-1021

The Komatsu Cylinder Block 6138-22-1021 is identified in the supplied parts catalog as a CYLINDER BLOCK & COMPONENTS for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include SA6D110-1N/P/P-B. Listed machine applications include EG150-3 and EG150-5. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6138-22-1021 used for?

Part number 6138-22-1021 is cataloged as a Cylinder Block. It appears in the CYLINDER BLOCK & COMPONENTS parts group. The correct selection depends on the engine model, machine model, and the applicable serial-number range.

Compatible engine models

SA6D110-1N/P/P-B

Engine models with serial-number ranges

SA6D110-1N/P/P-B (Build 8D) ? 50001-Up

Application models without serial numbers

EG150-3, EG150-5

How do I confirm fitment?

Match 6138-22-1021 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 6138-22-1021 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.