Needle Roller Bearing, Bearing Industry Number 812, Bearing Design B, Bore Diameter 1/2 in, Cage Material Not Applicable, Closure Open, Full Complement Yes, Lubricant Material Oil, Maximum Speed 5,600 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 11/16 in, Overall Width 0.75 in, Ring Material Alloy Steel, Roller Material Alloy Steel, Seal Type Not Applicable