DIN 986
DIN 986 , Hexagon Dome Cap Nuts, Prevailing torque type with non-metallic insert standard.
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| Size | M 4 | M 5 | M 6 | M 8 | M 10 | M 12 | M 16 |
| s | 7 | 8 | 10 | 13 | 17 | 19 | 24 |
| e min. | 7.74 | 8.87 | 11.05 | 14.38 | 18.9 | 21.1 | 26.75 |
| m | 3.2 | 4 | 5 | 6.4 | 7.8 | 9.6 | 12.5 |
| h1 | 5.6 | 6 | 7.5 | 8.9 | 10.5 | 13.5 | 16.5 |
| h2 | 9.6 | 10.5 | 12 | 14 | 18.1 | 22.5 | 27.5 |
| r | 2.5 | 3 | 3.5 | 4.6 | 5.8 | 6.8 | 8.8 |
