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.
mil-l-6085 mil spec single material response lubrication material document and classification, 0.0017 inches nominal radial internal clearance, g and s section agm65-d end item identification, 0.1873 inches minimum and 0.1874 inches maximum bore diameter, radial load direction