3 Bolt Flange Bearing, Back Side to Center Width 15.4 mm, Bearing Insert Material Stainless Steel, Bearing Insert Type Radial Ball, Bore Diameter 20 mm, Bore Type Cylindrical, Closure Double Sealed, Housing Material Stainless Steel, Housing Type Flange Bracket, Included Bearing SUC204, Lubricant Material /USDA-H1 Solid Grease, Maximum Speed 5,900 RPM, Maximum Temperature 120 Degrees C, Minimum Temperature -20 Degrees C, Mount Hole Center-to-Center Height 38.1 mm, Number of Mount Holes 3