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 11/16 in Bore Type Cylindrical Closure Double Sealed Housing Material Cast Iron Housing Type Rhombus Included Bearing A-UC209-111D1 Lubricant Material NLGI #3 Equivalent Maximum Speed 3 500 RPM Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Mount Holes 2 Overall Height 4.375 in Overall Length 7 15/32 in