Pillow Block Bearing Base Height 0.14 in Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 3/4 in Bore Type Cylindrical Center Height 1 5/16 in Closure Double Sealed Housing Material Steel Lubricant Material NGLI #2 Equivalent Maximum Speed 4 500 RPM Maximum Temperature 200 Degrees F Minimum Temperature -30 Degrees F Mount Hole Center-to-Center Length 3 7/16 in Mount Type Bolt-Through Number of Mount Holes 2 Overall Height 2.625 in