Oil Seal Replacement 5Pcs ID 30-85mm Black Hydraulic Cylinder Oil Sealing Ring UN/USH/U/Y Type Shaft Hole General Sealing Ring Gasket Crankshaft Seal(45x56x7mm)

5Pcs ID 30-85mm Black Hydraulic Cylinder Oil Sealing Ring UN/USH/U/Y Type Shaft Hole General Sealing Ring Gasket The inner lip and outer lip are as high ,Flexible, good sealing and easy installation,impact resistance,Allow for a large extrusion gap. Widely used in automobile, mechanical equipment, engineering machinery, chemical, ship, hydropower station, aviation field, can be used for equipments like pump, hydro-cylinder or other hydraulic application that need to seal, to avoid leakage and make the machines work for long time. The oil seal holds the piston and connected to the flywheel and the pulleys that power all the engine accessories. Suitable for automotive or electrical purposes such as oil lines, hydraulic fittings, and oil drain plugs.