NTN UCFU-1.3/8 Cast Iron Mounted Bearing Unit - Heavy Duty Pillow Block Bearing for Industrial Machinery, Conveyors & Agricultural Equipment

4 Bolt Flange Bearing, Back Side to Center Width 0.827 in, Bearing Insert Material Alloy Steel, Bearing Insert Type Radial Ball, Bore Diameter 1 3/8 in, Bore Type Cylindrical, Closure Double Sealed, Expansion Type Fixed, Housing Material Cast Iron, Housing Type Square, Included Bearing A-UC207-106D1, Lubricant Material NLGI #3 Equivalent, Maximum Speed 4,200 RPM, Maximum Temperature 250 Degrees F, Minimum Temperature -40 Degrees F, Mount Hole Center-to-Center Height 3.625 in