The Freudenberg-NOK SIMRIZ SZ481 O-Ring, compliant with AS568-256 standards, features a size of 5-3/4" ID, 6" OD, and a thickness of 1/8". Made from high-quality SIMRIZ material, this O-Ring provides outstanding resistance to a wide range of chemicals and high temperatures. Its robust design 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 a versatile choice for reliable sealing.