The Freudenberg-NOK SIMRIZ SZ486 O-Ring, adhering to AS568-256 specifications, has dimensions of 5-3/4" ID, 6" OD, and a thickness of 1/8". Constructed from premium SIMRIZ material, this O-Ring is engineered for superior chemical resistance and thermal stability, making it suitable for demanding applications. Its precise dimensions ensure a perfect fit with standard fittings, providing a reliable seal in hydraulic and pneumatic systems. This O-Ring is essential for preventing leaks and maintaining system efficiency.