The 0.424" X 0.103" 50 HNBR O-Ring from Freudenberg-NOK is engineered for high-performance sealing in demanding environments. Constructed from Hydrogenated Nitrile Butadiene Rubber (HNBR), this O-Ring offers superior resistance to heat, oil, and chemicals, making it suitable for various industrial applications. With a hardness rating of 50 Shore A, it provides excellent elasticity and compression set resistance. This O-Ring is ideal for use in hydraulic systems, automotive applications, and other machinery where reliable sealing is critical. Its precise dimensions ensure a snug fit, preventing leaks and enhancing system efficiency.