The AS568-346 SIMRIZ SZ486 seal features a 4-1/8" inner diameter and a 4-1/2" outer diameter, with a thickness of 3/16". This product from Freudenberg-NOK is engineered for high durability and chemical resistance, making it ideal for various industrial applications. The SIMRIZ material ensures excellent performance under extreme conditions, providing a reliable sealing solution for hydraulic and pneumatic systems. This seal meets industry standards, ensuring compatibility and effectiveness in demanding environments.