The AS568-356 SIMRIZ SZ485 seal features a 5-3/8" inner diameter and a 5-3/4" outer diameter, with a thickness of 3/16". This product from Freudenberg-NOK is designed for high performance in various industrial settings. The SIMRIZ material is known for its exceptional resistance to harsh chemicals and high temperatures, making it ideal for hydraulic and pneumatic applications. This seal complies with industry standards, ensuring compatibility and reliability in demanding environments. The SZ485 is designed to provide a secure and effective sealing solution, enhancing the longevity of your equipment.