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| International Standard Category: Plain bearings |
GB/T 2889.4-2011 Plain bearings—Terms,definitions,classification and symbols—Part 4:Basic symbols
滑动轴承 术语、定义和分类 第4部分：基本符号;
| Category No.: | 21.100.10 | Valid Status: | valid |
| Issued Organization: | AQSIQ;SAC | Issued Date: | 2011-12-30 |
| Implemented Date: | 2012-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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