4 Bolt Flange Bearing Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 2 11/16 in Bore Type Cylindrical Closure Double Sealed Housing Material Cast Iron Housing Type Square Lubricant Material NLGI #2 Equivalent Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Mount Hole Center-to-Center Height 5 63/64 in Number of Mount Holes 4 Overall Height 7 19/32 in Overall Length 7 19/32 in Overall Width 2 31/32 in Rolling Element Rows 1