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.
0.0017 inches minimum radial and 0.0021 inches maximum radial internal clearance, radial load direction, acft eng f100pw100/200 end item identification, 2.6770 inches minimum and 2.6772 inches maximum overall outside diameter, 1.5746 inches minimum and 1.5748 inches maximum bore diameter