42 x 50 x 08 U Cup Seal

Harwal 42 x 50 x 8mm U41 polyurethane U-cup seal with 42mm ID, 50mm OD, and 8mm 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.