Rotary Shaft Seal, Design Code HMS5, Inside Diameter 55 mm, Outside Diameter 72 mm, Overall Width 8 mm, Contact Type Contact Seal, Lip Material Nitrile Rubber, Maximum Pressure 7 psi, Number of Lips 1, System of Measurement Metric, Application Grease Lubricated Agriculture Machinery, Case Coating None, For Fluid Type Animal and Vegetable Oils, Diesel, Gasoline, Greases, Hot Water, Light Heating Oil, Mineral Oils, Maximum Rotational Speed 2,880 RPM, Maximum Surface Speed 8.22 mps