Komatsu Nozzle Piston Cooling 6746-21-1610

The Komatsu Nozzle Piston Cooling 6746-21-1610 is identified in the supplied parts catalog as a CYLINDER BLOCK & COMPONENTS for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include SAA6D114E-5. Listed machine applications include PC360LC-10, PC360NLC-10, D65EX-17, D65PX-17, and D65WX-17. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6746-21-1610 used for?

Part number 6746-21-1610 is cataloged as a Nozzle Piston Cooling. 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

SAA6D114E-5

Engine models with serial-number ranges

SAA6D114E-5 (Build 9I) ? 21857369-Up/26900001-Up

Application models without serial numbers

PC360LC-10, PC360NLC-10, D65EX-17, D65PX-17, D65WX-17

How do I confirm fitment?

Match 6746-21-1610 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 6746-21-1610 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.