Railway Rolling Stock - Grade A - Round Head Nuts
NF F 03-007 (R) - 1983 铁路车辆 A级 圆头侧切口螺母
See all versions and complete specifications: Railway Rolling Stock - Grade A - Round Head Nuts — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M3 | 0.7 | 4 | 4.2 | 9.39 | 1.75 | 4.6 | 4 | 6.2 | 6 | 9.61 | 1.5 |
| M4 | 1 | 6 | 6.2 | 13.87 | 2.25 | 6.75 | 6 | 10.3 | 10 | 14.14 | 2 |
| M5 | 1.5 | 9.6 | 10 | 22.34 | 3.25 | 10.8 | 10 | 16.5 | 16 | 22.67 | 3 |
| M6 | 1.75 | 11.6 | 12 | 26.84 | 3.8 |
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| 13 |
| 12 |
| 20.6 |
| 20 |
| 27.17 |
| 3.5 |
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