The 75104388 O-Ring is designed with an outer diameter of 0.801 inches and a cross-section of 0.070 inches, constructed from durable FKM material. With a hardness rating of 75 durometer, this O-Ring is engineered for high-performance sealing in a variety of applications. FKM is known for its excellent resistance to heat, chemicals, and environmental factors, making it suitable for automotive and industrial use. This O-Ring meets rigorous industry standards, ensuring a reliable seal that enhances system efficiency and prevents leaks, contributing to the longevity of your equipment.