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Din 439 Lock Nut
Din 439 Lock Nuts are standard nuts with a reduced height in comparison to the hexagon full nut. Also known as ‘lock’ nuts, they are commonly used with any male fastener with the same thread diameter and pitch, used to mate a stack or single part together.
Following are the specification for DIN 439 Lock Nuts.
Wrench Size
- 4/6”
Thread
- Coarse
Type
- Hex Nut
Grade
- Free Cutting Brass, CDA 360 Brass, C360 Brass
Material:
- Brass, Steel or Stainless Steel, Brass CZ 121
Standard Followed for DIN 439 Lock Nuts:
- BS 3692
- BS 57
- IS/1363
- IS/1367
| d1 | s | e | m |
|---|---|---|---|
| M2 | 4 | 4.32 | 1.2 |
| M3 | 5.5 | 6.01 | 1.8 |
| M4 | 7 | 7.66 | 2.2 |
| M5 | 8 | 8.79 | 2.7 |
| M6 | 10 | 11.05 | 3.2 |
| M8 | 13 | 14.38 | 4 |
| M10 | 17 | 18.9 | 5 |
| M12 | 19 | 21.1 | 6 |
| M14 | 22 | 24.49 | 7 |
| M16 | 24 | 26.75 | 8 |
| M18 | 27 | 29.56 | 9 |
| M20 | 30 | 32.95 | 10 |
| M22 | 32 | 35.03 | 11 |
| M24 | 36 | 39.55 | 12 |
| M27 | 41 | 45.2 | 13.5 |
| M30 | 46 | 50.85 | 15 |
| M33 | 50 | 55.37 | 16.5 |
| M36 | 55 | 60.79 | 18 |
All measurements are in millimetres(mm).
We can manufacture and export DIN 439 Lock Nut as per specifications (custom drawing and samples) for more information please Contact us