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DIN 6928 Standard Dimensions for Tapping screws hex head flanged

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Technical History and International Equivalents of DIN 6928

This norm has been cancelled
This norm has been replaced by DIN EN ISO 7053

Hexagon head tapping screws with collar

Dimensional Drawing and Technical Diagrams

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Key Dimensions and Technical Parameters

Dimensions in mm - source DIN 6928

Publication date: 05/2008 Supersedes DIN 6928: 12/2002
Ø thread size P c min k nom=max k min dk min dk max s nom=max e min
ST 2.9 1.1 0.4 2.8 2.5 5.8 6.3 4 4.28
ST 3.5 1.3 0.6 3.4 3 7.6 8.3 5.50 5.96
ST 3.9 1.3 0.6 3.4 3 7.6 8.3 5.50 5.96
ST 4.2 1.4 0.8 4.1

3.6

 8.1 8.8 7 7.59
ST 4.8 1.6 0.9 4.3 3.8 9.8 10.5 8 8.71
ST 5.5 1.8 1 5.4 4.8 10 11 8 8.71
ST 6.3 1.8 1 5.9 5.3 12.2 13.5 10 10.95
ST 8 2.1 1.2 7 6.4 16.7 18 13 14.26

DIN 6928- Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial lengths
thread size
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
6.5 0.43 0.93
9.5 0.54 1.10 1.14 1.84 2.48
13 0.66 1.28 1.35 2.09 2.8 3.64 5.44
16 0.77 1.44 1.54 2.31 3.1 4.01 5.96 10.9
19 0.87 1.59 1.73 2.52 3.39 4.4 6.49 11.8
22 1.74 1.93 2.74 3.68 4.78 7.01 12.7
25 2.1 2.95 3.97 5.17 7.54 13.6
32 4.66 6.06 8.76 15.
38 6.82 9.82 17.5
45 11.1 19.6
50 12 21.1

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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