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.
30.0 pounds minimum and 40.0 pounds maximum bearing preload rating, angular load direction, standard internal fit-up designation, rl743,fscm 19135 mfr ref single material response lubrication material document and classification, 1.3125 inches nominal bore diameter