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.
light bearing preload designation, 1.0622 inches minimum and 1.0625 inches maximum bore diameter, radial load direction, 5.0 pounds nominal bearing preload rating, g300,fscm 01139 mfr ref single material response lubrication material document and classification