Pillow Block Bearing Base Height 0.511 in Base Width 2.007 in Bearing Insert Material Stainless Steel Bearing Insert Type Radial Ball Bore Diameter 1 15/16 in Bore Type Cylindrical Center Height 2 1/4 in Closure Double Sealed Housing Material Stainless Steel Lubricant Material FDA/USDA-H1 Solid Grease Maximum Speed 2 900 RPM Maximum Temperature 250 Degrees F Minimum Temperature -4 Degrees F Mount Hole Center-to-Center Length 4 in Mount Type Bolt-Through Number of Mount Holes 2