2 Bolt Flange Bearing Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 1/2 in Bore Type Cylindrical Closure Double Sealed Housing Material Cast Iron Housing Type Rhombus Included Bearing ARFLU-1/2 Lubricant Material NLGI #3 Equivalent Maximum Speed 7 800 RPM Maximum Temperature 250 Degrees F Minimum Temperature -20 Degrees F Mount Hole Center-to-Center Height 3 in Number of Mount Holes 2 Overall Height 2 13/32 in Overall Length 3 27/32 in