The AS568-243 SIMRIZ SZ498 is a high-performance sealing solution featuring a 4-1/8" inner diameter and 4-3/8" outer diameter with a thickness of 1/8". Manufactured by Freudenberg-NOK, this seal is designed for durability and reliability in various industrial applications. The SIMRIZ material offers excellent resistance to chemicals and temperature variations, ensuring long-lasting performance. Ideal for use in hydraulic and pneumatic systems, this seal meets industry standards for quality and compliance, making it a trusted choice for engineers and maintenance professionals.