The AS568-259 6-1/4" ID x 6-1/2" OD x 1/8" SIMRIZ SZ485 O-ring from Freudenberg-NOK is a reliable sealing solution for industrial applications. Made from high-quality SIMRIZ material, it provides excellent resistance to a variety of chemicals and high temperatures. With precise dimensions of 6-1/4" inner diameter and 6-1/2" outer diameter, this O-ring complies with AS568 specifications, ensuring compatibility with various systems. The 1/8" thickness offers effective sealing capabilities, making it suitable for hydraulic and pneumatic systems. This product is designed for durability and optimal performance in demanding environments.