The 3.5 x 4.5 x 0.75 93 AU 2093 NBR N3101 Loaded Symmetrical U-Cup by Freudenberg-NOK is a high-performance sealing solution designed for hydraulic applications. This U-Cup features dimensions of 3.5 inches in outer diameter, 4.5 inches in inner diameter, and a cross-section of 0.75 inches, ensuring a perfect fit in various assemblies. Made from NBR (Nitrile Butadiene Rubber), it offers excellent resistance to oils, fuels, and other fluids, making it ideal for demanding environments. The symmetrical design allows for easy installation and reliable sealing, while its robust construction ensures longevity and performance under pressure. This U-Cup is compliant with industry standards, making it a trusted choice for engineers and technicians.