The AS568-437 O-Ring made from Dupont Kalrez 4079 is a high-performance sealing solution from Freudenberg-NOK. This O-Ring is specifically designed for applications requiring exceptional chemical resistance and thermal stability. With precise dimensions, it fits standard AS568 specifications, ensuring compatibility with various systems. The Kalrez material provides superior durability against aggressive chemicals, making it suitable for use in the pharmaceutical, chemical processing, and aerospace industries. This O-Ring is an essential component for maintaining leak-free operations in critical applications.