HB 5634 - 1987 六角压扁自锁螺母（最高工作温度650℃）
See all versions and complete specifications: Hi-lock Nuts, Shear — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| M3 | 4.9 | 7 | 6.85 | 4.84 | 5 | 0.5 | 0.821 | 2.5 | 7.74 |
| M4 | 7.1 | 10 | 9.85 | 7.02 | 7 | 1 | 2.248 | 3.5 | 11.05 |
| M5 | 11.5 | 14 | 13.82 | 11.4 | 10 | 1 | 5.998 | 4.5 | 15.51 |
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