The AS568-469 20" ID x 20 1/2" OD x 1/4" SIMRIZ SZ498 is a high-performance sealing solution from Freudenberg-NOK. Designed for industrial applications, this seal features a robust construction that ensures durability and reliability. The dimensions of 20 inches inner diameter and 20.5 inches outer diameter make it suitable for various systems requiring precise sealing. The material used in this seal is SIMRIZ, known for its excellent resistance to chemicals and high temperatures, making it ideal for demanding environments. This product complies with industry standards, ensuring compatibility with a wide range of applications.