4 Bolt Flange Bearing Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 1 7/16 in Bore Type Cylindrical Closure Double Sealed Housing Material Polymer Housing Type Square Included Bearing ZUCFPL207-23 Lubricant Material FDA/USDA-H1 Solid Grease Maximum Speed 3 700 RPM Maximum Temperature 250 Degrees F Minimum Temperature -2 Degrees F Mount Hole Center-to-Center Height 3 39/64 in Number of Mount Holes 4 Overall Height 4 41/64 in