Backup Ring

This Backup Ring, MPN 8-237/U, has an Inside Diameter of 3.375 inch, an Outside Diameter of 3.625 inch, a Temperature Range of -65F to 220F, and a Thickness of 0.04 inch. These specifications define its physical properties and operational limits. It is typically used to support seals in hydraulic and pneumatic systems within the specified temperature range.

Specifications

Inside Diameter	3.375 inch
Outside Diameter	3.625 inch
Temperature Range	-65F to 220F
Thickness	0.04 inch

About hydraulic & pneumatic seals

Backup Ring is listed under Hydraulic & Pneumatic Seals — rod, piston, wiper, backup rings and u-cups. Hydraulic and pneumatic seals are critical components for preventing fluid or gas leakage in dynamic and static applications. This category encompasses a range of seal types, including rod seals, piston seals, wiper seals, backup rings, and U-cups.

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