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.
22.0 pounds nominal bearing preload rating, 0.0002 inches maximum axial internal clearance, radial load direction, 0.6248 inches minimum and 0.6250 inches maximum overall outside diameter, 0.2498 inches minimum and 0.2500 inches maximum bore diameter