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.
bearing ball 65 deg contact angle ball screw support part name assigned by controlling agency, 65.0 degrees nominal contact angle, 1.1811 inches nominal bore diameter, 2.4409 inches nominal overall outside diameter, 1.1811 inches nominal overall width