An O-Ring Seal is a type of round steel seal that is designed to provide a leak-proof seal between two surfaces. It is typically made from high-strength material such as steel and designed to fit into a groove on one of the surfaces and compress against the other surface to create a tight seal.

Attributes:
Has a good balance of strength and wear resistance.
Handle the vibration caused during the operation.

Applications:
An O-Ring Seal act as a sealing element between two surfaces, predominantly used in Cat® 300.9D, 301.4C, 301.7D, 302.2D, 302.4D, and 302.7D Excavators.