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, 15.0 degrees nominal contact angle, mil-g-23827 mil spec single material response lubrication material document and classification, 15.0 millimeters nominal bore diameter, 32.0 millimeters nominal overall outside diameter