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| International Standard Category: Rolling bearings |
GB/T 5801-2020 Rolling bearings—Needle roller bearings with machined rings—Boundary dimensions, geometrical product specifications (GPS) and tolerance values
滚动轴承 机制套圈滚针轴承 外形尺寸、产品几何技术规范（GPS）和公差值;
| Category No.: | 21.100.20 | Valid Status: | to be valid |
| Issued Organization: | SAMR and SAMR | Issued Date: | 2020-11-19 |
| Implemented Date: | 2021-9-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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