The SIMRIZ Z7257 is a robust sealing solution with an inner diameter of 8" and an outer diameter of 8-1/4", featuring a thickness of 1/8". This product from Freudenberg-NOK complies with AS568-266 standards, ensuring compatibility with various industrial applications. The SIMRIZ material provides excellent resistance to chemicals and temperature fluctuations, making it suitable for demanding environments. Its precise dimensions guarantee a secure fit, minimizing the risk of leaks and enhancing the overall performance of your systems.