The AS568-257 SIMRIZ SZ485 seal is designed with a 5-7/8" inner diameter and 6-1/8" outer diameter, featuring a thickness of 1/8". Manufactured by Freudenberg-NOK, this seal is built for high performance in demanding industrial environments. The SIMRIZ material offers superior resistance to chemicals and high temperatures, ensuring long-lasting durability. This product meets industry standards, making it compatible with a wide range of systems. The SZ485 is perfect for hydraulic and pneumatic applications, providing a reliable and effective sealing solution.