O-Rings

These are O-rings. The CS range of 2.5-5 mm specifies their cross-sectional diameter. O-rings are typically used as seals in various mechanical applications to prevent the escape of liquids or gases. They are compressed within a groove to create a barrier.

Specifications

CS	2.5-5 mm

About hydraulic & pneumatic seals

O-Rings 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.

Compare this against other hydraulic & pneumatic seals, or search the full index for equivalents from other manufacturers.