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.
aligning ring features provided, 3.1245 inches minimum and 3.1250 inches maximum overall outside diameter, 2.4994 inches minimum and 2.5000 inches maximum bore diameter, radial load direction, mil-g-23827 mil spec single material response lubrication material document and classification