The AS568-145 DUPONT KALREZ 4079 O-Ring from Freudenberg-NOK is engineered for demanding sealing applications. This O-ring is made from Kalrez, a perfluoroelastomer known for its exceptional chemical resistance and thermal stability. With precise dimensions tailored to AS568 standards, it ensures a reliable fit in various industrial applications. The Kalrez 4079 variant is particularly suited for environments with extreme temperatures and aggressive chemicals, making it ideal for use in the oil and gas, chemical processing, and pharmaceutical industries. Its robust construction guarantees durability and longevity, reducing the need for frequent replacements.