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, 0.3024 inches minimum and 0.3124 inches maximum overall width, 0.0004 inches minimum radial and 0.0006 inches maximum radial internal clearance, 0.1248 inches minimum and 0.1250 inches maximum bore diameter, 0.3748 inches minimum and 0.3750 inches maximum overall outside diameter