Pillow Block Bearing Base Height 1.063 in Base Width 2.834 in Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 2 3/4 in Bore Type Cylindrical Center Height 3.125 in Closure Double Sealed Expansion Type Fixed Housing Material Cast Iron Lubricant Material Grease Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Mount Hole Center-to-Center Length 8 17/64 in Mount Hole Center-to-Center Width 8 17/64 in Mount Type Bolt-Through