Needle Roller Bearing, Bearing Industry Number 243320, Bearing Design HJ, Bore Diameter 1 1/2 in, Cage Material Steel, Closure Open, Compatible Ring Manufacturer Part Number IR-192420, Full Complement No, Lubricant Material Grease, Oil, Maximum Speed 12,000 RPM Oil, 7,600 RPM Grease, Maximum Temperature 248 Degrees F, Minimum Temperature -22 Degrees F, Needle Bearing Type Heavy-Duty Needle Roller Bearing, Number of Rows One, Outside Diameter 2 1/16 in, Overall Width 1.25 in