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.
alvania no. 2,cagec 54527 mfr ref single material response lubrication material document and classification, 125.0 millimeters nominal overall outside diameter, 15.0 degrees nominal contact angle, radial load direction, 70.0 millimeters nominal bore diameter