Home / Standards / GBT 273.3-1999 GBT 273.3-1999 Rolling bearings — Radial bearings — Boundary dimensions general plan 滚动轴承 向心轴承 外形尺寸总方案 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