The 5.5 x 6 x 0.25 93 AU 2093 / NBR N3101 Loaded Symmetrical U-Cup from Freudenberg-NOK is designed for effective sealing in hydraulic and pneumatic applications. This U-cup features a robust NBR (Buna) construction, providing excellent resistance to wear and tear. With dimensions of 5.5 inches in outer diameter, 6 inches in inner diameter, and a 0.25-inch width, it is engineered for optimal performance in various systems. Its symmetrical design allows for easy installation and reliable sealing, making it a preferred choice for industrial applications.