Komatsu Injector 6731-11-3110

The Komatsu Injector 6731-11-3110 is identified in the supplied parts catalog as a FUEL SYSTEM for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include SA4D102E-1AB. Listed machine applications include PW170ES-6K. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6731-11-3110 used for?

Part number 6731-11-3110 is cataloged as a Injector. It appears in the FUEL SYSTEM parts group. The correct selection depends on the engine model, machine model, and the applicable serial-number range.

Compatible engine models

SA4D102E-1AB

Engine models with serial-number ranges

SA4D102E-1AB (Build 3E) ? 21240928-Up

Application models without serial numbers

PW170ES-6K

Applications with serial-number ranges

PW170ES-6K S/No. K30001-Up

How do I confirm fitment?

Match 6731-11-3110 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 6731-11-3110 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.