Needle Roller Bearing, Bearing Industry Number 40/20, Bearing Design NK, Bore Diameter 40 mm, Cage Material Steel, Closure Open, Full Complement No, Lubricant Material Grease, Oil, Maximum Speed 11,400 RPM, Maximum Temperature 120 Degrees C, Minimum Temperature -30 Degrees C, Needle Bearing Type Machined Needle Roller Bearing, Number of Rows One, Outside Diameter 50 mm, Overall Width 20 mm, Ring Material Alloy Steel, Roller Material Alloy Steel, Seal Type Not Applicable