4 Bolt Flange Bearing Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 1 1/2 in Bore Type Cylindrical Closure Double Sealed Housing Material Polymer Housing Type Square Included Bearing ZUCFPL208-24 Lubricant Material FDA/USDA-H1 Solid Grease Maximum Speed 3 300 RPM Maximum Temperature 250 Degrees F Minimum Temperature -2 Degrees F Mount Hole Center-to-Center Height 4 1/64 in Number of Mount Holes 4 Overall Height 5.125 in Overall Length 5.125 in