Type 1, Grade B, Hexagon Nuts
JIS B 1181 - 1993 1型B级六角螺母 [Table 4]
See all versions and complete specifications: Type 1, Grade B, Hexagon Nuts — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M18 | 2.5 | 16.9 | 18 | 0.2 | 21.6 | 1.5 | 2 | 27.7 | 32.95 | 0.8 | 20 |
| M20 | 3 | 20.2 | 21.5 | 0.2 | 25.9 | 2 | — | 33.25 | 39.55 | 0.8 | 24 |
| M22 | 3.5 | 24.3 | 25.6 | 0.2 | 32.4 | 2 | — | 42.75 | 50.85 | 0.8 | 30 |
| M24 | 4 | 29.4 | 31 | 0.2 | 38.9 |
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| 3 |
| — |
| 51.11 |
| 60.79 |
| 0.8 |
| 36 |
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