The Freudenberg-NOK AS568-025 SIMRIZ SZ481 O-ring is engineered for precision sealing with an inner diameter of 1-3/16" and an outer diameter of 1-5/16", featuring a 1/16" cross-section. Constructed from high-quality SIMRIZ material, this O-ring provides excellent resistance to chemicals and high temperatures, making it suitable for demanding applications in hydraulic and pneumatic systems. The AS568 standard ensures that this O-ring is compatible with a wide range of fittings, making it a reliable choice for various industrial applications.