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, 3.0000 inches nominal bore diameter, unable to decode material, 0.6250 inches nominal overall width, 3.6250 inches nominal overall outside diameter