2 Bolt Flange Bearing, Bearing Insert Material Alloy Steel, Bearing Insert Type Radial Ball, Bore Diameter 1 1/2 in, Bore Type Cylindrical, Closure Double Sealed, Housing Material Cast Iron, Housing Type Rhombus, Included Bearing GYA108RRB, Lubricant Material NLGI #2 Equivalent, Maximum Speed 3,680 RPM, Maximum Temperature 200 Degrees F, Minimum Temperature -65 Degrees F, Number of Mount Holes 2, Overall Height 4 1/8 in, Overall Length 6 3/4 in, Overall Width 1 39/64 in, Rolling Element Rows 1