The Freudenberg-NOK U902E O-Ring is a high-quality sealing solution with a diameter of 4.237 inches and a cross-section of 0.103 inches. This O-Ring is rated at 90 Shore A hardness, providing excellent durability and resistance to wear. It is designed for use in various industrial applications, including hydraulic and pneumatic systems, where reliable sealing is crucial. The materials used in the U902E ensure compatibility with a wide range of fluids and temperatures, making it a versatile choice for demanding environments. This O-Ring meets industry standards, ensuring optimal performance and leak prevention.