The AS568-156 SIMRIZ SZ485 is a high-quality sealing solution with a 4-1/4" inner diameter and a 4-7/16" outer diameter, featuring a thickness of 3/32". Produced by Freudenberg-NOK, this seal is designed for durability and efficiency in various industrial settings. The SIMRIZ material offers excellent resistance to a wide range of chemicals and temperature extremes, ensuring reliable performance. This seal meets industry standards, making it suitable for diverse applications. Ideal for hydraulic and pneumatic systems, the SZ485 provides a secure and effective sealing solution.