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.
10.0 pounds minimum and 15.0 pounds maximum bearing preload rating, mil-l-6085 mil spec single material response lubrication material document and classification, angular load direction, standard internal fit-up designation, 1.0625 inches nominal bore diameter