The 2.5 x 3.125 x 0.5 NBR Loaded Symmetrical U-Cup from Freudenberg-NOK (SKU: 31202500500B-2093) is designed for high-performance sealing applications. Made from durable NBR (Nitrile Butadiene Rubber), this U-Cup is rated for 93 AU 2093, ensuring excellent resistance to oils and fluids. With dimensions of 2.5 inches in outer diameter, 3.125 inches in inner diameter, and a 0.5-inch width, it fits a variety of hydraulic and pneumatic systems. This product meets industry standards for reliability and performance, making it suitable for demanding environments.