07001-03030 Back-Up Ring Fits Komatsu Models
07001-03030 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 (also written as backup ring) is a hydraulic sealing component used in Komatsu construction equipment hydraulic cylinders. Back-up rings are installed alongside O-rings to prevent seal extrusion under high-pressure conditions, protecting the integrity of the hydraulic system and extending the service life of primary seals. Komatsu part number 07001-03030 falls within the Komatsu Engineering Standard (KES) PTFE ring series, designed for use across a wide range of Komatsu heavy equipment hydraulic applications including excavators, dozers, wheel loaders, and motor graders.
Compatible Models
Komatsu: This is a Komatsu Engineering Standard (KES) seal component used across multiple Komatsu construction equipment models. Verify fitment against your equipment's hydraulic cylinder seal kit requirements before ordering.
Replaces Part Number(s):
07001-03030
New aftermarket replacement part - not remanufactured, not used.



