The Freudenberg-NOK N903X O-Ring is a high-quality sealing solution designed for various industrial applications. With a diameter of 0.210 inches and a hardness rating of 90 Shore A, this Nitrile (NBR) O-Ring offers excellent resistance to oils, fuels, and other chemicals. It is engineered to meet stringent industry standards, ensuring reliability and durability in demanding environments. Ideal for use in hydraulic and pneumatic systems, this O-Ring provides a secure seal to prevent leaks and maintain system integrity. Its precise dimensions and robust material make it suitable for a wide range of applications.