Needle Roller Bearing Bearing Industry Number 4012 Bearing Design HK Bore Diameter 40 mm Cage Material Steel Closure Open Compatible Ring Manufacturer Part Number LR35X40X12 5 Full Complement No Lubricant Material Grease Oil Maximum Speed 3 950 RPM Grease 6 600 RPM Oil Maximum Temperature 140 Degrees C Minimum Temperature -30 Degrees C Needle Bearing Type Drawn Cup Needle Roller Bearing Number of Rows One Outside Diameter 47 mm Overall Width 12 mm Ring Material Alloy Steel