Home / Standards / GBT 305-1998 GBT 305-1998 Rolling bearings — Snap ring grooves and snap rings on outer rings — Dimensions and tolerances 滚动轴承 外圈上的止动槽和止动环 尺寸和公差 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