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UNI 702 Standard Dimensions for Slotted flat head wood screws

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This norm has been cancelled

Slotted flat head wood screws

This standard  specifies the characteristics of slotted countersunk (flat) head wood screws for thread diameters between 1,6 mm to 10 mm.

Dimensional Drawing and Technical Diagrams

9_2083.jpg

Key Dimensions and Technical Parameters

Dimensions in mm - source UNI 702

Publication date: 11/2010
thread size d1 max=nom D nom
k max
t min
 t max
n nom
1.6 1.6 3 0.96 0.32 0.45 0.4
2 2 3.8 1.2 0.4 0.6 0.5
2.5
 2.5
4.7
1.5
 0.5 0.7
0.6
3
 3
5.6
1.65
 0.6 0.85
0.8
3.5
 3.5
6.5
1.93
 0.7 1
0.8
4
 4
7.5
2.2
 0.8 1.1
1
4.5
 4.5
8.3
2.35
 0.9 1.2
1
5
 5
9.2
2.5
 1 1.3
1.2
5.5
 5.5
10.2
2.75
 1.1 1.4
1.2
6
 6 11
3
 1.2 1.6
1.6
7 7 12.5 3.5 1.4 1.9 2
8
 8
14.5
4
 1.6 2.1
2
10 10 18 5 2 2.6 2.5

Reproduced by permission of DIN Deutsches Institut für Normung e. V. The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from Beuth Verlag GmbH, Burggrafenstraße 6, 10787 Berlin, Germany.
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