The AS568-035 SIMRIZ Z7257 oil seal features a 2-1/4" inner diameter and a 2-3/8" outer diameter with a thickness of 1/16". This product from Freudenberg-NOK is engineered for high performance in sealing applications, providing excellent resistance to various oils and chemicals. The SIMRIZ material ensures durability and reliability, making it suitable for hydraulic and pneumatic systems. Its precise dimensions and compliance with industry standards guarantee effective sealing under pressure, enhancing the longevity of your equipment.