The AS568-259 6-1/4" ID x 6-1/2" OD x 1/8" SIMRIZ SZ484 O-ring by Freudenberg-NOK is engineered for high-performance sealing in various industrial applications. Constructed from durable SIMRIZ material, it ensures excellent resistance to chemicals and high temperatures. With an inner diameter of 6-1/4" and an outer diameter of 6-1/2", this O-ring meets AS568 standards, making it compatible with numerous systems. The 1/8" thickness enhances sealing efficiency, ideal for hydraulic and pneumatic uses. This product is designed for long-lasting durability and reliability in challenging environments.