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.
25.0 pounds nominal bearing preload rating, mil-g-23827 mil spec single material response lubrication material document and classification, 1.3122 inches minimum and 1.3125 inches maximum bore diameter, 1.7496 inches minimum and 1.7500 inches maximum overall outside diameter, angular load direction