Komatsu Piston Body C/W Clips 6212-31-2170

The Komatsu Piston Body C/W Clips 6212-31-2170 is identified in the supplied parts catalog as a CYLINDER KIT & COMPONENTS for specific Komatsu diesel engine and equipment configurations. Cataloged engine models include SA6D140-1, SA12V140-1, and SAA12V140-1. Listed machine applications include PC650-3, PC650LC-3, PC650SE-3, PC650-5, and PC650E-5. Use the complete model and serial-number details below to compare this part with the equipment being serviced.

What is 6212-31-2170 used for?

Part number 6212-31-2170 is cataloged as a Piston Body C/W Clips. It appears in the CYLINDER KIT & COMPONENTS parts group. The correct selection depends on the engine model, machine model, and the applicable serial-number range.

Compatible engine models

SA6D140-1, SA12V140-1, SAA12V140-1

Engine models with serial-number ranges

SA6D140-1 (Build 12C) ? Not Provided | SA12V140-1 (Build 13A) ? Not Provided | SAA12V140-1 (Build 13B) ? Not Provided

Application models without serial numbers

PC650-3, PC650LC-3, PC650SE-3, PC650-5, PC650E-5, PC650LC-5, PC650SE-5, PC710-5 / SE-5, PC1600-1, HD325-5, HD325-6/6W, D475A-2, WA800-2, WA800-3, WA900-1, WA900-1L, WA900-3, HD785-3, HD785-5, HD985-3, HD985-5, WA800-2LC, WA800-3LC, WA900-1LC, WA900-3LC

Applications with serial-number ranges

PC650-3 S/No. 10501-Up, PC650LC-3 S/No. 10501-Up, PC650SE-3 S/No. 10501-Up, PC650-5 S/No. 20001-Up, PC650E-5 S/No. 20001-Up, PC650LC-5 S/No. 20001-Up, PC650SE-5 S/No. 20001-Up, PC710-5 / SE-5 S/No. 10001-Up, PC1600-1 S/No. 10063-Up, HD325-5 S/No. 2001-Up & A3027-Up, HD325-6/6W S/No. 5001-Up, D475A-2 S/No. 10201-Up, WA800-2 S/No. 10001-Up, WA800-3 S/No. 50001-Up, WA900-1 S/No. 10001-Up, WA900-1L S/No. A20001-A20007, WA900-3 S/No. 50001-Up, HD785-3 S/No. 2001-Up, HD785-5 S/No. 4001-Up, HD985-3 S/No. 1001-Up, HD985-5 S/No. 1021-Up, WA800-2LC S/No. A20020-Up, WA800-3LC S/No. A50001-Up, WA900-1LC S/No. A20008-Up, WA900-3LC S/No. A50001-Up

How do I confirm fitment?

Match 6212-31-2170 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 6212-31-2170 fit every listed Komatsu machine?
No. Fitment is limited to the cataloged engine, application, and serial-number combinations. Confirm all identifying information before ordering.