The Freudenberg-NOK AS568-338 SIMRIZ SZ486 is a high-performance sealing solution featuring a 3-1/8" inner diameter and a 3-1/2" outer diameter, with a thickness of 3/16". This seal is designed for durability and reliability in various industrial applications. Made from advanced SIMRIZ material, it offers excellent resistance to chemicals and temperature variations, ensuring long-lasting performance. The seal meets industry standards, making it suitable for use in demanding environments. Ideal for hydraulic and pneumatic systems, it provides a secure fit and optimal sealing capabilities.