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.
0.5904 inches minimum and 0.5908 inches maximum bore diameter, unable to decode material document and classification, angular load direction, 0.6986 inches minimum and 0.7086 inches maximum overall width, 1.2596 inches minimum and 1.2600 inches maximum overall outside diameter