Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.
50.0 pounds nominal bearing preload rating, 5.9996 inches minimum and 6.0000 inches maximum bore diameter, npe-uc7,mzf assiciates mfr ref single material response lubrication material document and classification, angular load direction, 6.4995 inches minimum and 6.5000 inches maximum overall outside diameter