Needle Roller Bearing Bearing Industry Number 1010 Bearing Design B Bore Diameter 5/8 in Cage Material Not Applicable Closure Open Compatible Ring Manufacturer Part Number IR-612-1 Full Complement Yes Lubricant Material Oil Maximum Speed 4 300 RPM Maximum Temperature 250 Degrees F Minimum Temperature -5 Degrees F Needle Bearing Type Drawn Cup Needle Roller Bearing Number of Rows One Outside Diameter 7/8 in Overall Width 0.625 in Ring Material Alloy Steel