Home / Standards / GB/T 307.4-2017 GB/T 307.4-2017 Active Rolling bearings—Thrust bearings—Geometrical product specifications (GPS) and tolerance values 滚动轴承 推力轴承 产品几何技术规范（GPS）和公差值 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