The AS568-243 SIMRIZ SZ484 seal features a 4-1/8" inner diameter, 4-3/8" outer diameter, and a thickness of 1/8". Manufactured by Freudenberg-NOK, this seal is made from high-quality materials designed for superior resistance to chemicals and extreme temperatures. The SIMRIZ series is particularly suited for applications in harsh environments, ensuring longevity and reliability. This seal complies with industry standards, making it an excellent choice for various sealing needs in automotive and industrial applications.