07001-05090 Back-Up Ring Fits Komatsu Models
07001-05090 Back-Up Ring Fits Komatsu Models
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One New Aftermarket Replacement Back-Up Ring for Komatsu Equipment
This metric PTFE back-up ring (Komatsu part number 07001-05090) is used in hydraulic sealing assemblies on Komatsu construction equipment. Back-up rings are installed alongside O-rings to prevent extrusion under pressure, maintaining seal integrity in hydraulic cylinders, valves, and related hydraulic circuit components. Komatsu's 07001 series back-up rings are a metric standard used across a wide range of their equipment lines including excavators, wheel loaders, bulldozers, and motor graders.
Specifications
- Type: Metric Back-Up Ring
- Material: PTFE (Polytetrafluoroethylene)
- Hercules interchange code: BU-TFE-90x2x5-C/S
- Part of Komatsu seal kit group K08
Compatible Models
Komatsu: This back-up ring is used across multiple Komatsu equipment lines. Verify fitment using your machine's model and serial number, as this part appears in numerous hydraulic seal kits (Kit K08) for Komatsu excavators, wheel loaders, bulldozers, and related construction equipment.
Replaces Part Number(s):
07001-05090
Aftermarket Interchange Numbers
KOM-07001-05090, BU-TFE-90x2x5-C/S
New aftermarket replacement part - not remanufactured, not used.



