Pillow Block Bearing, Base Height 0.551 in, Base Width 1.496 in, Bearing Insert Material Alloy Steel, Bearing Insert Type Radial Ball, Bore Diameter 3/4 in, Bore Type Cylindrical, Center Height 1 1/4 in, Closure Open, Housing Material Cast Iron, Lubricant Material NLGI #3 Equivalent, Maximum Speed 6,700 RPM, Maximum Temperature 250 Degrees F, Minimum Temperature -40 Degrees F, Mount Hole Center-to-Center Length 3 47/64 in, Mount Type Bolt-Through, Number of Mount Holes 2, Overall Height 2.519 in