The AS568-310 SIMRIZ Z7257 seal is a robust sealing solution with a 1/2" inner diameter, 7/8" outer diameter, and a 3/16" cross-section. This product from Freudenberg-NOK is crafted from high-quality SIMRIZ material, providing excellent resistance to a wide range of chemicals and high temperatures. It meets industry standards, ensuring compatibility with various systems. Ideal for hydraulic and pneumatic applications, the Z7257 offers a reliable and durable seal, enhancing the performance and longevity of your equipment.