Dodge Ball Bearing Unit, Medium Duty Non-Expansion, Series: 212 Series, 55 mm Bore Dia, 142.9 mm Bolt Center-to-Center Length, 4-Bolt Base Flange Mounting Type, 174.8 mm Overall Length/Diameter, 60.5 mm Overall Depth, 174.8 mm Overall Height, 65 deg Setscrew Locking Device, Steel Bearing, Nitrile Rubber Seal, 52470 N Dynamic/36031 N Static, 3500 rpm Maximum, Powder Coated