The AS568-394 25" ID x 25-3/8" OD x 3/16" SIMRIZ SZ481 from Freudenberg-NOK is engineered for superior sealing performance in industrial applications. Made from high-quality SIMRIZ material, this O-ring offers exceptional resistance to chemicals and temperature fluctuations. With precise dimensions of 25" inner diameter and 25-3/8" outer diameter, it meets AS568 standards, ensuring compatibility with a wide range of systems. The 3/16" cross-section enhances its sealing efficiency, making it ideal for hydraulic and pneumatic uses. This product is designed for durability and reliability in demanding environments.