NF E25-657 De forme standard Dimensions pour Tapping screws, cross recessed oval head
Vis autotaraudeuses, tête fraisée ovale à empreinte cruciforme
Dessins cotés et schémas techniques
Dimensions et paramètres techniques clés
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Dimensions in mm - source NF E25-657 Publication date: 12- 1984 |
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Ø thread size
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P
|
dk max.
|
dk min | f |
k max.
|
recess Nr.
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m type H | m type Z |
y type C
|
y type F
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|
|
2.2
|
0.8
|
4.3 | 4 | 0.7 | 1.3 | 1 | 2.8 | 2.4 |
2
|
1.6
|
|
|
2.9
|
1.1
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5.5 | 5.2 | 0.9 | 1.7 |
1
|
3.4 | 3.1 |
2.6
|
2.1
|
|
|
3.5
|
1.3
|
6.8 | 6.44 | 1.2 | 2.1 | 2 |
4.6 | 4.3 |
3.2
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2.5
|
|
| 3.9 | 1.3 | 7.5 | 7.14 | 1.3 | 2.3 | 4.7 | 4.4 | 3.5 | 2.7 | ||
|
4.2
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1.4
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8.1 | 7.74 | 1.4 | 2.5 | 4.9 | 4.6 | 3.7 | 2.8 | ||
|
4.8
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1.6
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9.5 | 9.14 | 1.5 | 3 | 5.4 | 5.1 |
4.3
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3.2 | ||
|
5.5
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1.8
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10.8 | 10.37 | 1.7 | 3.4 |
3
|
7 | 6.6 |
5
|
3.6
|
|
|
6.3
|
1.8
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12.3 | 11.97 | 2 | 3.8 | 7.4 | 7.1 | 6 |
3.6
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