DIN 6927 Lock Nut
Product introduction
DIN 6927 specifies all-metal hexagon flange locknuts with prevailing torque locking capability. The integrated flange distributes clamping pressure over a wider area while the all-metal locking section provides reliable vibration resistance. These nuts eliminate the need for separate washers.
Common Specifications
|
Materials |
Carbon steel |
|
Class |
8, 10, 12 |
|
Range |
M5 – M20 |
|
Thread |
Coarse , Fine, Extra Fine, Special-Fine |
|
Surface |
Plain, zinc plated, hot-dip galvanized, GEOMET, ZINC-NICKLE, DACROMATE etc. |
Key Features
- Integrated flange eliminates separate washers
- All-metal locking section for prevailing torque
- Larger bearing surface reduces material stress
- Suitable for high-vibration applications
- Conforms to DIN 6927 specifications
Application industry
- Automotive engine and transmission
- Industrial machinery with vibration
- Agricultural equipment
- Wind turbine components
data table
| Size | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 |
| Coase | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 |
| Fine | 0.35 | 0.5 | 0.5 | 0.75 | 0.75 | 1 | 1.25 | 1.5 |
| Extra Fine | - | - | 0.75 | 1 | 1.25 | 1 | 1 | 1.5 |
| s Min (mm) | 7.78 | 9.78 | 12.73 | 14.73 | 17.73 | 20.67 | 23.67 | 29.16 |
| s Max (mm) | 8.00 | 10.00 | 13.00 | 15.00 | 18.00 | 21.00 | 24.00 | 30.00 |
| e Min (mm) | 8.79 | 11.05 | 14.38 | 16.64 | 20.03 | 23.36 | 26.75 | 32.95 |
| m Max (mm) | 6.20 | 7.30 | 9.40 | 11.40 | 13.80 | 15.90 | 18.30 | 22.40 |
| dc Max (mm) | 11.80 | 14.20 | 17.90 | 21.80 | 26.00 | 29.90 | 34.50 | 42.80 |
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