Komatsu Core Aftercooler 6742-01-5005

The Komatsu Core Aftercooler 6742-01-5005 is identified in the supplied parts catalog as a LUBRICATING OIL SYSTEM for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include SA6D114-1AA. Listed machine applications include WA420-3CS. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6742-01-5005 used for?

Part number 6742-01-5005 is cataloged as a Core Aftercooler. It appears in the LUBRICATING OIL SYSTEM parts group. The correct selection depends on the engine model, machine model, and the applicable serial-number range.

Compatible engine models

SA6D114-1AA

Engine models with serial-number ranges

SA6D114-1AA (Build 9F) ? Not Provided

Application models without serial numbers

WA420-3CS

Applications with serial-number ranges

WA420-3CS S/No. R50001-Up

How do I confirm fitment?

Match 6742-01-5005 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 6742-01-5005 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.