ANSI/ABMA 12.1:1992(S2020)现行
Instrument Ball Bearings Metric Design
出版：American Bearing Manufacturers Association
专家解读视频
基本信息
标准编号： ANSI/ABMA 12.1:1992(S2020)
标准类别：Standard
出版单位：American Bearing Manufacturers Association
标准页数：0
标准简介
This standard covers the characteristics that define metric 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.
