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.
1.3121 inches minimum and 1.3125 inches maximum overall outside diameter, npe-uc7,mfz associates mfr ref single material response lubrication material document and classification, 0.8748 inches minimum and 0.8750 inches maximum bore diameter, 30.0 pounds nominal bearing preload rating, radial load direction