07146-02116 Back-Up Ring Fits Komatsu Models
07146-02116 Back-Up Ring Fits Komatsu Models
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One New Aftermarket Replacement Back-Up Ring for Komatsu Construction Equipment
This back-up ring is a hydraulic sealing component used in Komatsu equipment hydraulic cylinders and systems. Back-up rings are installed alongside O-rings to prevent O-ring extrusion under high-pressure conditions, extending seal life and maintaining system integrity. This ring is sourced as an individual replacement and is also a component of Komatsu hydraulic seal Kit K08.
Specifications
- Inner Diameter (ID): 115 mm
- Width: 2.5 mm
- Thickness: 1.25 mm
- Type: Back-Up Ring (O-ring extrusion prevention)
Compatible Equipment
Komatsu: This back-up ring is used across a wide range of Komatsu construction and mining equipment hydraulic systems. Verify fitment using your machine model and serial number, or confirm this part is included in your equipment's hydraulic seal kit before ordering.
Replaces Part Number(s):
07146-02116
New aftermarket replacement part - not remanufactured, not used.



