DIN 653 Standard Dimensions for Knurled thumb screws, low type
This standard DIN 653 specifies dimensions and technical delivery conditions for M1 to M10 knurled thumb screws, low type.
Dimensional Drawing and Technical Diagrams
Key Dimensions and Technical Parameters
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Dimensions in mm - source DIN 653 |
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| Publication Date 08 - 2006 - Supersedes DIN 653: 09 - 1986 | ||||||||||||
| d thread size | M 1 | M 1.2 | M 1.4 | M 1.6 | M 2 | M 2.5 | M 3 | M 4 | M 5 | M 6 | M 8 | M 10 |
| P | 0.25 | 0.25 | 0.3 | 0.35 | 0.4 | 0.45 | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 |
| a1 max. | 0.75 | 0.75 | 0.9 | 1.05 | 1.2 | 1.35 | 1.5 | 2.1 | 2.4 | 3 | 3.75 | 4.5 |
| dk nom | 5.5 | 6 | 7 | 7.5 | 9 | 11 | 12 | 16 | 20 | 24 | 30 | 36 |
| ds min | - | - | - | - | 1.86 | 2.36 | 2.86 | 3.82 | 4.82 | 5.82 | 7.78 | 9.78 |
| e | - | - | - | - | 1.5 | 2 | 2 | 3 | 3 | 4 | 5 | 6 |
| k max=nom | 1.5 | 1.5 | 2 | 2 | 2 | 2.5 | 2.5 | 3.5 | 4 | 5 | 6 | 8 |
| r | 0.5 | 00.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 1 | 1 | 2 | 2 |
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DIN 653 2006 -Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercia items |
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| d thread size | M1 | M1.2 | M1.4 |
M1.6
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M2
|
M2.5
|
M3
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M4
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M5
|
M6 |
M8
|
M10 |
| nominal length l | ||||||||||||
| 2 | 0.228 | 0.347 | ||||||||||
| 3 | 0.293 | 0.353 | 0.632 | 0.78 | ||||||||
| 4 | 0.297 | 0.36 | 0.641 | 0.792 | 1.07 | |||||||
| 5 | 0.301 | 0.366 | 0.65 | 0.804 | 1.09 | 1.95 | ||||||
| 6 | 0.305 | 0.373 | 0.659 | 0.816 | 1.11 | 1.98 | 2.47 | |||||
| 8 | 0.383 | 0.676 | 0.84 | 1.14 | 2.04 | 2.56 | 6.1 | |||||
| 10 | 0.694 | 0.864 | 1.18 | 2.1 | 2.64 | 6.25 | 11.1 | |||||
| 12 | 0.886 | 1.22 | 2.16 | 2.73 | 6.4 | 11.3 | 19.8 | |||||
| 14 | 1.25 | 2.22 | 2.82 | 6.55 | 11.5 | 20.1 | ||||||
| 16 | 1.28 | 2.28 | 2.91 | 6.7 | 11.7 | 20.4 | 39 | |||||
| 18 | 2.34 | 3 | 6.85 | 11.9 | 20.7 | 39.6 | ||||||
| 20 | 3.1 | 7 | 12.1 | 21 | 40.2 | 73.5 | ||||||
| 22 | 7.15 | 12.3 | 21.3 | 40.8 | 74.5 | |||||||
| 25 | 7.37 | 12.6 | 21.8 | 41.7 | 76 | |||||||
| 28 | 12.9 | 22.3 | 42.6 | 77.5 | ||||||||
| 30 | 13.2 | 22.6 | 43.2 | 78.4 | ||||||||
| 32 | 43.8 | 79.8 | ||||||||||
| 35 | 44.4 | 80.9 | ||||||||||
| 38 | 82.8 | |||||||||||
| 40 | 83.4 | |||||||||||