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DIN EN ISO 7380-1 Standard Dimensions for Hexagon socket button head screws without flange or with flange

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Technical History and International Equivalents of DIN EN ISO 7380-1

Equivalent standards: ISO 7380-1 NF EN ISO 7380-1 BS EN ISO 7380-1

This standard DIN EN ISO 7380 specifies the characteristics of hexagon socket button head screws with threads from M3 up to and including M16, with product grade A. 

Dimensional Drawing and Technical Diagrams

1778_w5GpQ1_7380-1.jpg

Key Dimensions and Technical Parameters

Dimensions in mm - source DIN 7380 part 1
Publication date: 11/2011 - Supersedes DIN 7380: 05/2004
d thread size P dk s nom e min. k t min. w min
max min max min
M 3 0.5 5.7 5.4 2 2.3 1.65 1.4 1.04 0.2
M 4 0.7 7.6 7.24 2.5 2.87 2.2 1.95 1.3 0.3
M 5 0.8 9.5 9.14 3 3.44 2.75 2.5 1.56 0.38
M 6 1 10.5 10.07 4 4.58 3.3 3 2.08 0.74
M 8 1.25 14.0 13.57 5 5.72 4.4 4.1 2.6 1.05
M 10 1.5 17.5 17.07 6 6.86 5.5 5.2 3.12 1.45
M 12 1.75 21.0 20.48 8 9.15 6.6 6.24 4.16 1.63
M 16 2 28.0 27.48 10 11.43 8.8 8.44 5.2 2.25

DIN 7380 - 1 Approximate mass, in kg x1000 pcs, (ρ=7.85 kg/dm3) commercial sizes
d thread size
M 3
M 4
M 5
M 6
M 8
M 10
M 12

M 16
nominal length l
5 0.38
6 0.42 0.86 1.56 2.25
8 0.50 1 1.80 2.58
10 0.59 1.15 2.03 2.92 6.01
12 0.67 1.29 2.26 3.25 6.63 11.8
14 0.75 1.43 2.49 3.58 7.24 12.8
16 0.83 1.57 2.73 3.92 7.82 13.8 21.2
18 0.91 1.72 2.96 4.25 8.46 14.8 22.6
20 0.99 1.86 3.19 4.58 9.07 15.7 24 50.6
22 1.07 2 3.42 4.92 9.68 16.7 25.5 53.2
25 1.20 2.22 3.77 5.42 10.60 18.1 27.6 57.1
30 1.40 2.58 4.35 6.25 12.12 20.6 31.1 63.6
35 2.94 4.93 7.08 13.65 23 34.6 70.1
40 3.30 5.51 7.92 15.18 25.4 38.1 76.6
45 3.66 6.09 8.75 16.70 27.9 41.6 83.1
50 4.02 6.67 9.58 18.23 30.3 45.2 89.6
55 7.25 10.42 19.76 32.7 48.7 96.1
60 7.83 11.25 21.29 35.1 52.2 102.6
70 12.08 24.35 40 59.2 115.6
80 12.91 27.40 44.9 66.2 128.6
90 13.73 30.45 49.7 73.3 141.6
100 14.57 33.05 54.6 80.3 154.6
110 59.5 87.3 167.6
120 64.4 94.3 180.6

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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