The AS568-037 SIMRIZ SZ501 seal features a 2-1/2" inner diameter and a 2-5/8" outer diameter with a thickness of 1/16". Manufactured by Freudenberg-NOK, this seal is engineered for high performance in various industrial applications. The SIMRIZ material offers excellent resistance to chemicals and high temperatures, making it suitable for hydraulic and pneumatic systems. This seal complies with industry standards, ensuring compatibility with a wide range of equipment. The SZ501 provides a reliable sealing solution, enhancing the efficiency and longevity of your machinery.