DIN 965 Standard Dimensions for Countersunk flat head screws with type H or Z cross recess - grade A - Part 1: Steel class 4.8
Technical History and International Equivalents of DIN 965
This norm has been cancelled
This norm has been replaced by DIN EN ISO 7046 1
Countersunk flat head screws, cross recess
This standard contains specifications about countersunk flat head screws of product grade A, with threads from M1,6 to M10 inclusive, and property class 4.8, and with type H or type Z cross recess.
Dimensional Drawing and Technical Diagrams
Key Dimensions and Technical Parameters
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Dimensions in mm - source DIN 965Withdrawn Publication date: 08-1990 Supersedes DIN 965: 12-1984 |
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d thread size |
P
|
k nom=max | dk nom=max |
recess Nr.
|
Type H m ref.
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Type Z m ref.
|
|
|
M 1.6
|
0.35
|
0.96 | 3 | 0 | 1.7 | 1.8 | |
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M 2
|
0.4
|
1.2 | 3.8 | 1 | 2.35 | 2.2 | |
|
M 2.5
|
0.45
|
1.5 | 4.7 | 1 | 2.7 | 2.5 | |
|
M 3
|
0.5
|
1.65 | 5.6 | 1 | 2.9 | 2.8 | |
|
M 3.5
|
0.6
|
1.93 | 6.5 | 2 | 3.9 | 3.7 | |
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M 4
|
0.7
|
2.2 | 7.5 | 2 | 4.4 | 4 | |
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M 5
|
0.8
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2.5 | 9.2 | 2 | 4.6 | 4.4 | |
|
M 6
|
1
|
3 | 11 | 3 | 6.6 | 6.1 | |
|
M 8
|
1.25
|
4 | 14.5 | 4 | 8.7 | 8.5 | |
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M 10
|
1.5
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5 | 18 | 4 | 9.6 | 9.4 | |
|
DIN 965 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
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| d thread size | M 1.6 | M 2 | M 2.5 | M 3 | M 3.5 | M 4 | M 5 | M 6 | M 8 | M 10 |
| nominal length l | ||||||||||
| 3 | 0.058 | 0.101 | 0.176 | |||||||
| 4 | 0.069 | 0.119 | 0.206 | 0.291 | ||||||
| 5 | 0.081 | 0.137 | 0.236 | 0.335 | 0.573 | 0.825 | ||||
| 6 | 0.093 | 0.152 | 0.266 | 0.379 | 0.633 | 0.903 | 1.24 | |||
| 8 | 0.116 | 0.193 | 0.326 | 0.467 | 0.753 | 1.06 | 1.48 | 2.38 | ||
| 10 | 0.139 | 0.231 | 0.386 | 0.555 | 0.873 | 1.22 | 1.72 | 2.73 | 5.68 | |
| 12 | 0.162 | 0.268 | 0.446 | 0.643 | 0.993 | 1.37 | 1.96 | 3.08 | 6.32 | 9.54 |
| 14 | 0.185 | 0.306 | 0.507 | 0.731 | 1.11 | 1.53 | 2.2 | 3.43 | 6.96 | 10.6 |
| 16 | 0.208 | 0.343 | 0.567 | 0.82 | 1.23 | 1.68 | 2.44 | 3.78 | 7.6 | 11.6 |
| 20 | 0.417 | 0.687 | 0.996 | 1.47 | 2 | 2.92 | 4.48 | 8.88 | 13.6 | |
| 25 | 0.838 | 1.22 | 1.77 | 2.39 | 3.52 | 5.36 | 10.5 | 16.1 | ||
| 30 | 1.44 | 2.07 | 2.78 | 4.12 | 6.23 | 12.1 | 18.7 | |||
| 35 | 2.37 | 3.17 | 4.72 | 7.11 | 13.7 | 21.2 | ||||
| 40 | 3.56 | 5.32 | 7.98 | 15.3 | 23.7 | |||||
| 45 | 5.92 | 8.86 | 16.9 | 26.2 | ||||||
| 50 | 6.52 | 9.73 | 18.5 | 28.8 | ||||||
| 55 | 10.6 | 20.1 | 31.3 | |||||||
| 60 | 11.5 | 21.7 | 33.8 | |||||||