Freudenberg-NOK's AS568-048 4-3/4" ID x 4-7/8" OD x 1/16" SIMRIZ Z7257 O-ring is designed for reliable sealing in various industrial applications. Made from durable SIMRIZ material, it offers excellent resistance to chemicals and temperature variations. This O-ring meets AS568 specifications, ensuring compatibility with a wide range of systems. Its precise dimensions and robust construction provide dependable sealing performance, making it an ideal choice for hydraulic and pneumatic systems, where preventing leaks is essential for maintaining efficiency.