The Freudenberg-NOK 6 x 6.625 x 0.3125 NBR U-Cup (93 AU 2093) is engineered for high-performance sealing in industrial applications. Made from premium NBR (Nitrile Butadiene Rubber), this loaded symmetrical U-Cup provides excellent resistance to oils and fuels, ensuring durability. With an inner diameter of 6 inches, outer diameter of 6.625 inches, and a cross-section of 0.3125 inches, it is suitable for a variety of hydraulic and pneumatic systems, meeting stringent industry standards for reliability and efficiency.