50 x 70 x 18 U Cup Seal

Harwal 50 x 70 x 18mm U41 polyurethane U-cup seal with 50mm ID, 70mm OD, and 18mm 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.