Needle Roller Bearing Bearing Industry Number 3016 Bearing Design J Bore Diameter 1 7/8 in Cage Material Steel Closure Open Full Complement No Lubricant Material Grease Oil Maximum Speed 4 400 RPM Grease 6 800 RPM Oil Maximum Temperature 250 Degrees F Minimum Temperature -5 Degrees F Needle Bearing Type Drawn Cup Needle Roller Bearing Number of Rows One Outside Diameter 2 1/4 in Overall Width 1 in Ring Material Alloy Steel Roller Material Alloy Steel Seal Type Not Applicable