DIN439-2-1987 六角薄螺母标准
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六角薄螺母
执行标准：DIN439-2-1987
| 公称直径d | 螺距 | k | S | ||
| P | max | min | mx | min | |
| M1.6 | 0.35 | 1 | 0.75 | 3.2 | 3.08 |
| M1.7 | 0.35 | 1 | 0.75 | 3.5 | 3.38 |
| M1.8 | 0.35 | 1.1 | 0.35 | 3.5 | 3.38 |
| M2 | 0.4 | 1.2 | 0.95 | 4 | 3.82 |
| M2.3 | 0.4 | 1.2 | 0.95 | 4.5 | 4.32 |
| M2.5 | 0.45 | 1.6 | 1.35 | 5 | 4.82 |
| M2.6 | 0.45 | 1.6 | 1.35 | 5 | 4.82 |
| M3 | 0.5 | 1.8 | 1.55 | 5.5 | 5.32 |
| M3.5 | 0.6 | 2 | 1.75 | 6 | 5.82 |
| M4 | 0.7 | 2.2 | 1.95 | 7 | 6.78 |
| M5 | 0.8 | 2.7 | 2.45 | 8 | 7.78 |
| M6 | 1 | 3.2 | 2.9 | 10 | 9.78 |
| M8 | 1/1.25 | 4 | 3.7 | 13 | 12.73 |
| M10 | 1/1.25/1.5 | 5 | 4.7 | 17 | 16.73 |