Backup Ring, 338

Zoro Select MPN 2JAK1 Hytrel Hydraulic & Pneumatic Seals

This Zoro Select Backup Ring, designated AS568A Dash No. 338, has an actual width of 0.164 inches and a nominal width of 0.1875 inches, with a thickness of 0.065 inches. These dimensions ensure proper fit and support for an O-ring. It is used to prevent O-ring extrusion in high-pressure hydraulic and pneumatic applications.

Specifications

AS568A Dash No.	338
Actual Width	0.164 in
Nominal Width	0.1875 in
Thickness	0.065 in

About hydraulic & pneumatic seals

Backup Ring, 338 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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