The AS568-243 SIMRIZ SZ481 is a premium sealing solution featuring a 4-1/8" inner diameter and a 4-3/8" outer diameter with a thickness of 1/8". Manufactured by Freudenberg-NOK, this seal is designed for high performance in various industrial applications. The SIMRIZ material provides excellent resistance to chemicals and temperature fluctuations, ensuring durability in challenging environments. This seal is compliant with industry standards, making it suitable for a wide range of systems. Ideal for hydraulic and pneumatic applications, the AS568-243 is a reliable choice for engineers.