Needle Roller Bearing Bearing Industry Number 709 Bearing Design HK Bore Diameter 7 mm Cage Material Steel Closure Open Full Complement No Lubricant Material Grease Oil Maximum Speed 21 000 RPM Grease 32 000 RPM Oil Maximum Temperature 120 Degrees C Minimum Temperature -20 Degrees C Needle Bearing Type Drawn Cup Needle Roller Bearing Number of Rows One Outside Diameter 11 mm Overall Width 9 mm Ring Material Alloy Steel Roller Material Alloy Steel Seal Type Not Applicable