The AS568-331 SIMRIZ SZ495 seal is engineered for optimal performance with a 2-1/4" inner diameter and a 2-5/8" outer diameter, featuring a thickness of 3/16". This product from Freudenberg-NOK is made from high-quality SIMRIZ material, offering excellent resistance to chemicals and high temperatures. It meets industry standards, ensuring compatibility across various applications, especially in hydraulic and pneumatic systems. The SZ495 seal provides a reliable and secure fit, making it an excellent choice for industrial sealing requirements.