Freudenberg-NOK's AS568-264 7-1/2" ID x 7-3/4" OD x 1/8" SIMRIZ SZ498 O-ring is engineered for optimal sealing in demanding industrial environments. Made from durable SIMRIZ material, this O-ring provides exceptional resistance to various chemicals and temperature fluctuations. With precise dimensions of 7-1/2 inches inner diameter and 7-3/4 inches outer diameter, it adheres to the AS568 standard, ensuring compatibility with numerous industrial systems. The 1/8 inch thickness enhances its sealing efficiency, making it suitable for hydraulic and pneumatic applications where reliability is crucial.