The 2.125 x 2.875 x 0.375 NBR Loaded Symmetrical U-Cup by Freudenberg-NOK (AU 2093) is engineered for reliable sealing in hydraulic and pneumatic systems. Constructed from durable NBR (Nitrile Butadiene Rubber), this U-Cup provides excellent resistance to oils and fuels, ensuring a long-lasting performance. With an outer diameter of 2.125 inches, an inner diameter of 2.875 inches, and a thickness of 0.375 inches, it is compatible with a variety of applications. This product adheres to industry standards, making it a dependable choice for environments requiring effective sealing solutions.