Tapered Roller Bearing Assembly Bearing Industry Number 749A/742 Bore Diameter 3 1/4 in Bore Type Cylindrical Cage Material Pressed Steel Cone Width 1.837 in Cup Width 1.437 in Flange Diameter Not Applicable Flange Type Non-Flanged Lubricant Material Not Applicable Maximum Temperature 250 Degrees F Minimum Temperature -40 Degrees F Number of Rows One Outside Diameter 5 29/32 in Overall Width 1.75 in Ring Material Carbon Steel Roller Material Carbon Steel