Komatsu Seal Water Pump 6711-61-1380

The Komatsu Seal Water Pump 6711-61-1380 is identified in the supplied parts catalog as a COOLING SYSTEM for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include N855-1. Listed machine applications include PC300-1, PC300-2, PC300LC-1, and PC300LC-2. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6711-61-1380 used for?

Part number 6711-61-1380 is cataloged as a Seal Water Pump. It appears in the COOLING SYSTEM parts group. The correct selection depends on the engine model, machine model, and the applicable serial-number range.

Compatible engine models

N855-1

Engine models with serial-number ranges

N855-1 (Build 19A) ? Not Provided

Application models without serial numbers

PC300-1, PC300-2, PC300LC-1, PC300LC-2

Applications with serial-number ranges

PC300-1 S/No. 1001-Up, PC300-2 S/No. 11001-Up, PC300LC-1 S/No. 11001-Up, PC300LC-2 S/No. 11001-Up

How do I confirm fitment?

Match 6711-61-1380 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 6711-61-1380 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.