Komatsu Fuel Feed Pump DK105210-4231

The Komatsu Fuel Feed Pump DK105210-4231 is identified in the supplied parts catalog as a FUEL SYSTEM for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include 6D105-1. Listed machine applications include D40A-3, D40F-3, D40P-3, D40PF-3A, and D40PL-3. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is DK105210-4231 used for?

Part number DK105210-4231 is cataloged as a Fuel Feed Pump. 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

6D105-1

Engine models with serial-number ranges

6D105-1 (Build 6A) ? 12218-49999

Application models without serial numbers

D40A-3, D40F-3, D40P-3, D40PF-3A, D40PL-3, D40PLL-3, D41A-3, D41A-3A, D41A-3C, D41P-3, D41S-3, PC200-1, PC200-2, PC200LC-2, GD405A-1, GD505A-2

Applications with serial-number ranges

D40A-3 S/No. 6001-Up, D40F-3 S/No. 6001-Up, D40P-3 S/No. 6001-Up, D40PF-3A S/No. 6001-Up, D40PL-3 S/No. 6001-Up, D40PLL-3 S/No. 6001-Up, D41A-3 S/No. 6001-Up, D41A-3A S/No. 6001-Up, D41A-3C S/No. 6001-Up, D41P-3 S/No. 6001-Up, D41S-3 S/No. 6001-Up, PC200-1 S/No. 10001-Up, PC200-2 S/No. 15001-Up, PC200LC-2 S/No. 15001-Up, GD405A-1 S/No. 16877-Up, GD505A-2 S/No. 50003-Up

How do I confirm fitment?

Match DK105210-4231 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 DK105210-4231 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.