The AS568-253 SIMRIZ SZ484 seal offers a 5-3/8" inner diameter and a 5-5/8" outer diameter, with a thickness of 1/8". Manufactured by Freudenberg-NOK, this seal is engineered for high performance in various industrial applications. The SIMRIZ material is known for its durability and resistance to harsh chemicals and high temperatures, making it ideal for hydraulic and pneumatic systems. The SZ484 meets industry standards, ensuring compatibility and reliability. This seal is designed to provide a secure and effective seal, contributing to the longevity of your equipment.