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DIN 7976 Standard Dimensions for Tapping screws, hexagon head

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Technical History and International Equivalents of DIN 7976

This norm has been cancelled
This norm has been replaced by DIN EN ISO 1479

Tapping screws, hexagon head 

Dimensional Drawing and Technical Diagrams

1755_3741.jpg

Key Dimensions and Technical Parameters

Dimensions in mm - source DIN 7976Withdrawn
Publication date: 08 -1990
Ø thread size
P
k min/max

s min/max
y type C
y type F
ST 2.2
0.8
 1.18
1.42
3.02
3.2
2
1.6
ST 2.9
1.1
 1.38
1.62
4.82
5
2.6
2.1
ST 3.5
1.3
 2.18
2.42
5.32
5.5
3.2
2.5
ST 3.9 1.3 2.18
2.42
 6.78 7 3.7 2.8
ST 4.2
1.4
 2.68
2.92
6.78
7
3.7
2.8
ST 4.8
1.6
 2.88
3.12
7.78
8
4.3
3.2
ST 5.5
1.8
 3.85
4.15
7.78
8
5
3.6
ST 6.3
1.8
 4.65
4.95
9.78
10
6
3.6
ST 8
2.1
 5.65
5.95
12.73
13
7.5
4.2

DIN 7976 - ≈ weigth, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial lengths
thread size ST 2 ST 2.9 ST 3.5 ST 3.9 ST 4.2 ST 4.8 ST 5.5 ST 6.3 ST 8
nominal length l
4.5 0.13
6.5 0.17 0.32
9.5 0.232 0.43 0.74 1.08 1.29 1.68
13 0.31 0.55 0.92 1.29 1.54 2.02 2.72 4.25
16 0.66 1.08 1.48 1.76 2.32 3.09 4.77 8.5
19 0.76 1.23 1.67 1.97 2.61 3.48 5.29 9.4
22 1.38 1.87 2.19 2.89 3.86 5.82 10.3
25 1.54 2.06 2.4 3.19 4.25 6.35 11.
32 2.91 3.88 5.14 7.57 13.3
38 4.46 5.9 8.63 15.1
45 5.16 6.81 9.89 17.2
50 5.66 7.48 10.8 18.74

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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