One New Aftermarket Replacement Dust Seal for Komatsu Excavators

This aftermarket replacement dust seal (also known as a wiper seal or grease seal) is designed to protect pin and bushing joints on the boom, arm, and bucket linkage assembly of Komatsu excavators. Dust seals seat at the end of bushing bores and keep dirt, debris, and moisture out of the joint, extending the service life of pins and bushings and reducing maintenance intervals on demanding jobsites.

Compatible Models

Komatsu Excavators: Verify fitment against your machine's parts manual using OEM part number 22B-70-12170. The 22B-prefix part series is associated with Komatsu compact and mid-size excavators including the PC128US and PC138US lines. Confirm compatibility by serial number before ordering.

Replaces Part Number(s):

22B-70-12170

New aftermarket replacement part - not remanufactured, not used.