Needle Roller Bearing Bearing Industry Number 148 Bearing Design B Bore Diameter 7/8 in Cage Material Not Applicable Closure Open Compatible Ring Manufacturer Part Number IR-1012 Full Complement Yes Lubricant Material Oil Maximum Speed 4 800 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 1/8 in Overall Width 0.5 in Ring Material Alloy Steel