ABMA STD 12.2
Instrument Ball Bearings Inch Design
|Publication Date:||1 January 1992|
This standard covers the characteristics that define inch design instrument ball bearings, their boundary dimensions, tolerances, internal clearances, classification for selective assembly, and recommended practices for gaging, friction torque determination, load rating, operational life prediction and yield rate limitation.
The standard applies only to the size ranges covered by Paragraph 4, Boundary Dimensions.