The AS568-039 DUPONT KALREZ 4079 O-Ring from Freudenberg-NOK is designed for high-performance sealing applications. This O-ring features a diameter of 2.5 inches and a cross-section of 0.139 inches, making it ideal for various industrial uses. Made from Kalrez, a high-performance fluoropolymer, it offers excellent chemical resistance and thermal stability, suitable for extreme environments. The O-ring meets industry standards, ensuring compatibility with a wide range of systems. Its robust construction allows it to withstand high pressures and temperatures, making it a reliable choice for demanding applications.