The AS568-435 SIMRIZ SZ481 seal features a 5-3/4" inner diameter and a 6-1/4" outer diameter, with a thickness of 1/4". This product from Freudenberg-NOK is engineered for high performance in various industrial settings. The SIMRIZ material is known for its exceptional resistance to a wide range of chemicals and temperatures, making it ideal for hydraulic and pneumatic applications. This seal complies with industry standards, ensuring compatibility and reliability in demanding environments. The SZ481 is designed to provide a secure and effective sealing solution, enhancing the longevity of your equipment.