The 5.5 x 6 x 0.5625 U-Cup is a high-performance sealing solution crafted from NBR (Nitrile Butadiene Rubber). With dimensions of 5.5" x 6" and a depth of 0.5625", this loaded symmetrical U-Cup is designed for dynamic sealing applications in hydraulic systems. Its robust construction provides excellent resistance to wear, ensuring a long service life even under high-pressure conditions. This U-Cup is compatible with a variety of fluids and meets industry standards, making it a reliable choice for engineers and maintenance professionals.