Prevailing Torque Type All-Metal Hexagon Nuts, Style 2 - Property Class 9
ISO 7720 - 2012 2型 全金属六角锁紧螺母 性能等级：9级
See all versions and complete specifications: Prevailing Torque Type All-Metal Hexagon Nuts, Style 2 - Property Class 9 — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 6186 |
| ISO | ISO 7720 |
| Size | P | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| M5 | 1 | 9.78 | 11.05 | 6.7 | 6.75 | 6 | 4.32 | 10 | 8.88 | 5.4 |
| M6 | 1.5 | 15.73 | 17.77 | 10.5 | 10.8 | 10 | 7.15 | 16 | 14.63 | 8.94 |
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| M8 | 2 | 20.67 | 23.36 | 15.4 | 15.1 | 14 | 10.7 | 21 | 19.64 | 13.4 |
| M10 | 2.5 | 29.16 | 32.95 | 21.8 | 21.6 | 20 | 15.2 | 30 | 27.7 | 19 |
| M12 | 3.5 | 45 | 50.85 | 31.8 | 32.4 | 30 | 21.8 | 46 | 42.75 | 27.3 |
| (M14) | 4 | 53.8 | 60.79 | 38.5 | 38.9 | 36 | 26.5 | 55 | 51.11 | 33.1 |
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