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.
standard internal fit-up designation, angular load direction, mil-l-6085 mil spec single material response lubrication material document and classification, 8.0 pounds nominal bearing preload rating, 0.4998 inches minimum and 0.5000 inches maximum bore diameter