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.
contact bearing seal type, 0.0034 inches minimum radial internal clearance, radial load direction, mil-g-81322 mil spec single material response lubrication material document and classification, 25.2480 inches minimum and 25.2500 inches maximum bore diameter