Needle Roller Bearing Bearing Industry Number 1610 Bearing Design BH Bore Diameter 1 in Cage Material Not Applicable Closure Open Compatible Ring Grainger Part Number 779KE6 Compatible Ring Manufacturer Part Number IR-1212 Full Complement Yes Lubricant Material Oil Maximum Speed 5 200 RPM 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 0.625 in