Pillow Block Bearing Base Height 0.905 in Base Width 2.374 in Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 2 in Bore Type Cylindrical Center Height 2.5 in Closure Open Housing Material Cast Iron Lubricant Material NLGI #3 Equivalent Maximum Speed 2 900 RPM Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Mount Hole Center-to-Center Length 6 59/64 in Mount Type Bolt-Through Number of Mount Holes 2 Overall Height 4.968 in