The AS568-136 DUPONT KALREZ 4079 O-Ring is a high-performance sealing solution designed for demanding applications. Manufactured by Freudenberg-NOK, this O-ring is made from Kalrez, a material known for its exceptional chemical resistance and thermal stability. With precise dimensions that meet AS568 standards, this O-ring ensures a reliable seal in various environments. Ideal for use in industries such as aerospace, automotive, and chemical processing, it withstands extreme temperatures and pressures. The Kalrez 4079 is compatible with a wide range of fluids, making it a versatile choice for engineers and maintenance professionals.