China 'GB/T 5800.2-2012
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 5800.2-2012
Rolling bearings -Instrument precision bearings - Part 2: Boundary dimensions,tolerances and characteristics of inch series bearings 滚动轴承 仪器用精密轴承 第2部分:英制系列轴承的外形尺寸、公差和特性
Issued Date:2012-09-03
Implemented Date:2013-03-01
Issued by:
The Standardization Administration of the People's Republic of China