Pillow Block Bearing Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 5/8 in Bore Type Cylindrical Center Height 1 15/64 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 3 47/64 in Mount Hole Center-to-Center Width 3 47/64 in Mount Type Bolt-Through Number of Mount Holes 2 Overall Height 2.48 in