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DIN 561 Standard Dimensions for Hexagon set screws with small hexagon and full dog point

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Hexagon set screws with small hexagon and full dog point

This standard DIN 561 specifies dimensions and technical delivery conditions for coarse and fine pitch thread M6 to M56 hexagon set screws with small hexagon and full dog point, assigned to product grade A. 

Dimensional Drawing and Technical Diagrams

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Key Dimensions and Technical Parameters

Dimensions in mm - source DIN 561
Publication date 02 - 1995 - Supersedes DIN 561: 02 - 1985

d thread size

 P a max dp nom=max e min k nom s nom=max z min=nom
M 6 1 3 4 8.79 5 8 3
M 8 1.25 3.75 5.5 11.05 6 10 4
M 10 1.5 4.5 7 14.38 7 13 5
M 12 1.75 5.25 8.5 17.77 9 16 6
M 16 2 6 12 19.92 11 18 8
M 20 2.5 7.5 15 26.75 14 24 10
M 24 3 9 18 33.53 17 30 12
M 30 3.5 10.5 23 39.98 21 36 15
M 36 4 12 28 51.28 25 46 18
M 42 4.5 13.5 32 61.31 30 55 21
M 48 5 15 38 72.61 34 65 24
M 56 5.5 16.5 45 83.91 40 75 28

DIN 561 - Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items
d thread size
M6
M8
M10
M12
M16
M20
 M24 M30 M36 M42 M48 M56
nominal length l
12 4.26
14 4.6
16 4.95 8.66
18 5.3 9.3
20 5.65 9.94 17
25 6.53 11.4 19.5 34.1
30 7.38 13 22 37.7 62.6
35 14.6 24.4 41.2 69.1
40 16.1 26.9 44.8 75.7 132
45 29.4 48.4 82.3 143 233
50 31.9 52 88.9 154 249
60 59.2 102 176 281 446
70 66.4 115 198 313 493
80 128 220 345 540 876 1320
90 142 242 377 587 944 1410 2040
100 264 409 634 1010 1510 2160 3120
120 473 727 1150 1700 2410 3450
140 821 1280 1890 2660 3780
160 914 1420 2080 2910 4110
180 1560 2270 3160 4440
200 1690 2460 3410 4770
220 2650 3660 5100
240 2840 3910 5430
260 3030 4160 5760
280 4410 6090
300 4660 6420

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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