The AS568-252 SIMRIZ SZ498 is a robust sealing solution featuring a 5-1/4" inner diameter and a 5-1/2" outer diameter with a thickness of 1/8". Manufactured by Freudenberg-NOK, this seal is designed for high-performance applications, offering excellent resistance to chemicals and extreme temperatures. The SZ498 meets industry standards, ensuring compatibility with various hydraulic and pneumatic systems. Its durable construction provides a reliable seal, enhancing the efficiency and longevity of equipment in demanding environments.