The AS568-256 SIMRIZ Z7257 seal features a 5-3/4" inner diameter and 6" outer diameter with a thickness of 1/8". This product, manufactured by Freudenberg-NOK, is engineered for high performance in various industrial applications. The SIMRIZ material provides excellent resistance to chemicals and high temperatures, ensuring durability and reliability. Compliant with industry standards, the Z7257 is suitable for a variety of systems, making it an ideal choice for hydraulic and pneumatic applications, delivering a secure and long-lasting seal.