438 in, Contact Type Contact Seal, Lip Material Polyacrylate Elastomer, Maximum Pressure 10 psi, Number of Lips 2, Spring Material Carbon Steel, System of Measurement Inch, Case Coating Acrylic, For Fluid Type Animal and Vegetable Oils, Diesel, Gasoline, Greases, Hot Water, Light Heating Oil, Mineral Oils, Maximum Rotational Speed 4,260 RPM, Maximum Surface Speed 18.25 in, Outside Diameter 4.5 in, Overall Width 0.3 mps.