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.
angular load direction, uh-1n end item identification, 22.0 pounds nominal bearing preload rating, 4.7232 inches minimum and 4.7235 inches maximum bore diameter, standard internal fit-up designation