The Freudenberg-NOK SIMRIZ SZ498 O-Ring, designed to meet AS568-256 specifications, has a size of 5-3/4" ID, 6" OD, and a thickness of 1/8". Made from advanced SIMRIZ material, this O-Ring offers outstanding resistance to a wide range of chemicals and high temperatures. Its robust construction ensures a secure seal in various applications, including hydraulic and pneumatic systems. The precise dimensions allow for easy installation and compatibility with standard fittings, making it an essential component for reliable sealing.