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.
3.5000 inches nominal bore diameter, angular load direction, air route surveillance radar 3,arsr3 end item identification, standard internal fit-up designation, mil-g-27617 mil spec single material response lubrication material document and classification