45 x 56 x 07 U Cup Seal

Harwal 45 x 56 x 7mm U43 polyurethane U-cup seal with 45mm ID, 56mm OD, and 7mm width. Made from 90 Shore A polyurethane for reciprocating hydraulic and pneumatic cylinders. Flexible U-shaped lips provide dependable pressure sealing and resist wear, extrusion, oils, and common industrial fluids.