DIN 920 Estándar Dimensiones para Slotted pan head screws with small head
Esta norma DIN 920 especifica las características de los tornillos de cabeza plana ranurada con cabeza pequeña para tamaños de rosca M1 a M10 para las formas A y B y los grados de producto F y A.
Dibujos dimensionales y diagramas técnicos
Dimensiones clave y parámetros técnicos
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Dimensions in mm - source DIN 920 |
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| Publication date: 06 - 2012 - Supersedes DIN 920: 08-2006 | |||||||||||
| d thread size | P pitch | a max | b | dk nominal size | ds nominal size | k | n | t | |||
| max | min | min | max | min | max | ||||||
| M 1 | 0.25 | 0.5 | - | 1.6 | - | 0.82 | 0.58 | 0.26 | 0.4 | 0.35 | 0.5 |
| M 1.2 | 0.25 | 0.5 | - | 1.8 | - | 0.92 | 0.68 | 0.31 | 0.45 | 0.4 | 0.55 |
| M 1.4 | 0.3 | 0.6 | - | 2 | - | 1.02 | 0.78 | 0.31 | 0.45 | 0.45 | 0.6 |
| M 1.6 | 0.35 | 0.7 | 5 | 2.3 | 1.6 | 1.12 | 0.88 | 0.36 | 0.5 | 0.5 | 0.7 |
| M 2 | 0.4 | 0.8 | 6 | 2.8 | 2 | 1.32 | 1.08 | 0.36 | 0.5 | 0.6 | 0.8 |
| M 2.5 | 0.45 | 0.9 | 7.5 | 3.5 | 2.5 | 1.62 | 1.38 | 0.46 | 0.6 | 0.75 | 0.95 |
| M 3 | 0.5 | 1 | 9 | 4 | 3 | 1.92 | 1.68 | 0.56 | 0.7 | 0.9 | 1.15 |
| M 4 | 0.7 | 1.4 | 12 | 5.5 | 4 | 2.52 | 2.28 | 0.66 | 0.8 | 1.2 | 1.5 |
| M 5 | 0.8 | 1.6 | 15 | 6.5 | 5 | 2.82 | 2.58 | 0.86 | 1 | 1.3 | 1.6 |
| M 6 | 1 | 2 | 18 | 8 | 6 | 3.25 | 2.95 | 1.06 | 1.2 | 1.5 | 1.9 |
| M 8 | 1.25 | 2.5 | 24 | 10 | 8 | 3.95 | 3.65 | 1.26 | 1.51 | 1.9 | 2.4 |
| M 10 | 1.5 | 3 | 30 | 13 | 10 | 4.75 | 4.45 | 1.66 | 1.91 | 2.3 | 2.8 |
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Dimensions in mm - source DIN 920 |
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| Publication date: 08 - 2006 - Supersedes DIN 920: 09 - 1986 | |||||||||
| d thread size | P | b | dk max=nom | ds min | f | k nom | n nom | t min/max | |
| M 1 | 0.25 | full thread | 1.6 | - | 0.2 | 0.7 | 0.2 | 0.35 | 0.5 |
| M 1.2 | 0.25 | full thread | 1.8 | - | 0.2 | 0.8 | 0.25 | 0.4 | 0.55 |
| M 1.4 | 0.3 | full thread | 2 | - | 0.25 | 0.9 | 0.25 | 0.45 | 0.6 |
| M 1.6 | 0.35 | 5 | 2.3 | 1.46 | 0.25 | 1 | 0.3 | 0.5 | 0.7 |
| M 2 | 0.4 | 6 | 2.8 | 1.86 | 0.3 | 1.2 | 0.3 | 0.6 | 0.8 |
| M 2.5 | 0.45 | 7.5 | 3.5 | 2.36 | 0.4 | 1.5 | 0.4 | 0.75 | 0.95 |
| M 3 | 0.5 | 9 | 4 | 2.86 | 0.45 | 1.8 | 0.5 | 0.9 | 1.15 |
| M 4 | 0.7 | 12 | 5.5 | 3.82 | 0.6 | 2.4 | 0.6 | 1.2 | 1.5 |
| M 5 | 0.8 | 15 | 6.5 | 4.82 | 0.7 | 2.7 | 0.8 | 1.3 | 1.6 |
| M 6 | 1 | 18 | 8 | 5.8 | 0.8 | 3.1 | 1 | 1.5 | 1.9 |
| M 8 | 1.25 | 24 | 10 | 7.78 | 0.9 | 3.8 | 1.2 | 1.9 | 2.4 |
| M 10 | 1.5 | 30 | 13 | 9.78 | 1.1 | 4.6 | 1.6 | 2.3 | 2.8 |
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Dimensions in mm - source DIN 920 |
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| Publication date: 1986 | |||||||||
| d thread size | P | b | dk max=nom | ds nom | f | k nom | n nom | t min/max | |
| M 1 | 0.25 | full thread | 1.6 | - | 0.2 | 0.7 | 0.2 | 0.35 | 0.5 |
| M 1.2 | 0.25 | full thread | 1.8 | - | 0.2 | 0.8 | 0.25 | 0.4 | 0.55 |
| M 1.4 | 0.3 | full thread | 2 | - | 0.25 | 0.9 | 0.25 | 0.45 | 0.6 |
| M 1.6 | 0.35 | 5 | 2.3 | 1.46 | 0.25 | 1 | 0.3 | 0.5 | 0.7 |
| M 2 | 0.4 | 6 | 2.8 | 1.86 | 0.3 | 1.2 | 0.3 | 0.6 | 0.8 |
| M 2.5 | 0.45 | 7.5 | 3.5 | 2.36 | 0.4 | 1.5 | 0.4 | 0.75 | 0.95 |
| M 3 | 0.5 | 9 | 4 | 2.86 | 0.45 | 1.8 | 0.5 | 0.9 | 1.15 |
| M 4 | 0.7 | 12 | 5.5 | 3.82 | 0.6 | 2.4 | 0.6 | 1.2 | 1.5 |
| M 5 | 0.8 | 15 | 6.5 | 4.82 | 0.7 | 2.7 | 0.8 | 1.3 | 1.6 |
| M 6 | 1 | 18 | 8 | 5.8 | 0.8 | 3.1 | 1 | 1.5 | 1.9 |
| M 8 | 1.25 | 24 | 10 | 7.78 | 0.9 | 3.8 | 1.2 | 1.9 | 2.4 |
| M 10 | 1.5 | 30 | 13 | 9.78 | 1.1 | 4.6 | 1.6 | 2.3 | 2.8 |