The AS568-251 SIMRIZ SZ495 seal is designed for precision with a 5-1/8" inner diameter and 5-3/8" outer diameter, featuring a thickness of 1/8". This seal, produced by Freudenberg-NOK, utilizes high-performance SIMRIZ material, which is renowned for its durability and resistance to harsh chemicals and extreme temperatures. Compliant with industry standards, this seal is suitable for a variety of applications, including hydraulic and pneumatic systems. The AS568-251 seal ensures a secure fit and long-lasting performance, making it an essential component for reliable operations.