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DIN EN ISO 7053 Standard Dimensions for Tapping screws hex head flanged

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Technical History and International Equivalents of DIN EN ISO 7053

Equivalent standards: UNI EN ISO 7053 ISO 7053 NF EN ISO 7053 BS 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 EN ISO 7053

Publication date: 10/2019
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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