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.
unable to decode material document and classification, angular load direction, 0.5412 inches minimum and 0.5512 inches maximum overall width, 0.3148 inches minimum and 0.3152 inches maximum bore diameter, 0.8659 inches minimum and 0.8663 inches maximum overall outside diameter