The AS568-206 1/2" ID x 3/4" OD x 1/8" SIMRIZ SZ495 O-ring by Freudenberg-NOK is engineered for superior sealing performance in various industrial applications. Constructed from premium SIMRIZ material, it offers exceptional resistance to a wide range of chemicals and temperature extremes. With precise dimensions of 1/2" inner diameter and 3/4" outer diameter, this O-ring meets AS568 specifications, ensuring compatibility with numerous systems. Its 1/8" thickness enhances sealing efficiency, making it ideal for both hydraulic and pneumatic uses. This product is built for durability and reliability in challenging environments.