The AS568-160 SIMRIZ SZ498 is a durable sealing solution with a 5-1/4" inner diameter and a 5-7/16" outer diameter, featuring a thickness of 3/32". Manufactured by Freudenberg-NOK, this seal is designed to withstand harsh conditions, offering excellent chemical and temperature resistance. It complies with industry standards, making it suitable for a variety of applications, especially in hydraulic and pneumatic systems. The SZ498 ensures a tight seal, contributing to the efficiency and reliability of your machinery.