Needle Roller Bearing Bearing Industry Number 2816 Bearing Design J Bore Diameter 1 3/4 in Cage Material Steel Closure Open Compatible Ring Manufacturer Part Number IR-2316 Full Complement No Lubricant Material Grease Oil Maximum Speed 4 700 RPM Grease 7 300 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 1/8 in Overall Width 1 in Ring Material Alloy Steel