The AS568-254 SIMRIZ SZ495 seal features a 5-1/2" inner diameter and a 5-3/4" outer diameter, with a thickness of 1/8". Manufactured by Freudenberg-NOK, this seal is made from high-performance SIMRIZ material, providing excellent resistance to chemicals and high temperatures. It is designed to meet industry standards, making it suitable for a variety of applications, particularly in hydraulic and pneumatic systems. The SZ495 ensures a secure and durable fit, contributing to the overall efficiency and reliability of your machinery.