2 Bolt Flange Bearing, Back Side to Center Width 0.937 in, Bearing Insert Material Alloy Steel, Bearing Insert Type Radial Ball, Bore Diameter 1 1/2 in, Bore Type Cylindrical, Closure Double Sealed, Housing Material Cast Iron, Housing Type Rhombus, Included Bearing A-UC208-108D1, Lubricant Material NLGI #3 Equivalent, Maximum Speed 3,700 RPM, Maximum Temperature 250 Degrees F, Minimum Temperature -40 Degrees F, Number of Mount Holes 2, Overall Height 4.125 in, Overall Length 6 25/32 in