The Freudenberg-NOK AS568-028 SIMRIZ SZ481 O-ring is designed for high-performance sealing, featuring an inner diameter of 1-3/8 inches, an outer diameter of 1-1/2 inches, and a cross-section of 1/16 inch. Made from premium SIMRIZ material, it offers excellent resistance to chemicals and high temperatures, making it ideal for industrial applications. This O-ring meets AS568 standards, ensuring compatibility with a wide range of systems. It is perfect for sealing in hydraulic and pneumatic applications, providing a reliable barrier against leaks and enhancing system efficiency.