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 millimeters nominal bore diameter, 42.0 millimeters nominal overall outside diameter, angular load direction, mil-g-27617 mil spec single material response lubrication material document and classification, 20.0 pounds nominal bearing preload rating