Needle Roller Bearing Bearing Industry Number 1616 Bearing Design JH Bore Diameter 1 in Cage Material Steel Closure Open Compatible Ring Manufacturer Part Number IR-1216 Full Complement No Lubricant Material Grease Oil Maximum Speed 13 000 RPM Oil 8 500 RPM Grease Maximum Temperature 248 Degrees F Minimum Temperature -22 Degrees F Needle Bearing Type Drawn Cup Needle Roller Bearing Number of Rows One Outside Diameter 1 5/16 in Overall Width 1 in Ring Material Alloy Steel