The AS568-247 SIMRIZ SZ498 seal features a 4-5/8" inner diameter and a 4-7/8" outer diameter, with a thickness of 1/8". This product from Freudenberg-NOK is engineered for optimal sealing performance in various industrial settings. The SIMRIZ material is known for its exceptional resistance to a wide range of 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. Choose the AS568-247 for a durable and effective sealing solution.