Home / Standards / GB/T 290-2017 GB/T 290-2017 Active Rolling bearings－Needle roller bearings with drawn cup and without inner ring－Boundary dimensions 滚动轴承 无内圈冲压外圈滚针轴承 外形尺寸 Standard Type GBT ICS 21.100.20 CCS J11 Status 现行 Issue Date 2017-11-01 Implementation 2018-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会