The AS568-349 DUPONT KALREZ 4079 O-Ring from Freudenberg-NOK is a high-performance sealing solution designed for extreme conditions. Made from Kalrez, this O-ring offers exceptional resistance to chemicals and high temperatures, ensuring reliability in demanding applications. Its dimensions conform to AS568 specifications, providing a precise fit for various industrial uses. Ideal for chemical processing, oil and gas, and other high-stress environments, this O-ring delivers outstanding sealing capabilities, making it a preferred choice for engineers and maintenance professionals seeking durability and performance.