Home / Standards / GBT 290-2017 GBT 290-2017 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 N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A