The K20009-4079 O-Ring features a 9 MM inner diameter and 1.5 MM cross-section, manufactured by Freudenberg-NOK using Dupont Kalrez 4079 material. This O-Ring is designed for high-performance sealing in demanding applications, offering exceptional resistance to chemicals and high temperatures. Its precise dimensions ensure a reliable fit in various industrial and automotive applications, providing a dependable seal that prevents leaks. The Kalrez material is known for its longevity, making it suitable for use in harsh environments where traditional elastomers may fail.