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.
TECHNICAL SPECIFICATIONS | ||
---|---|---|
Material | Brass, Steel or Stainless Steel, Brass CZ 121 | |
Thread | Coarse | |
Type | Hex Nut | |
Size | 4/6” | |
Grade | Free Cutting Brass, CDA 360 Brass, C360 Brass | |
Din 439 Lock Nut |
• 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 |