Skip
 Home Product norms DIN 571
Send your request for quotation

DIN 571 Standard Dimensions for Hexagon head wood screws, lag screws

Stock / Supplier search Send your request for quotation

Hexagon head wood screws

 

This standard DIN 571 specifies the characteristics of hexagon head wood screws for thread diameters between 4 mm to 20 mm which are used outside areas requiring approval, such as timber structures for load-bearing purposes.

Dimensional Drawing and Technical Diagrams

174_6AzUkF_DIN 571.png

Key Dimensions and Technical Parameters

Dimensions in mm - source DIN 571
Publication date: 12/2016 - Supersedes DIN 571: 11/2010

thread size

 d min
k nom
s nom
e min
4
 3.52
2.8
7
7.5
5
 4.52
3.5
8
8.63
6 5.52
4
10
10.89
7
 6.42
5
12
13.07
8
 7.42
5.5
13
14.2
10
 9.42
7
17
18.72
12
 11.3
8
19
20.88
16
 15.3
10
24
26.17
20
 19.3
13
30
32.95

Dimensions in mm - source DIN 571
Publication date: 11/2010 - Supersedes DIN 571: 12/1986

thread size

 d min
k nom
s nom
e min
4
 3.52
2.8
7
7.5
5
 4.52
3.5
8
8.63
6 5.52
4
10
10.89
7
 6.42
5
12
13.07
8
 7.42
5.5
13
14.2
10
 9.42
7
17
18.72
12
 11.3
8
19
20.88
16
 15.3
10
24
26.17
20
 19.3
13
30
32.95

Dimensions in mm - source DIN 571
Publication date: 12/1986 - Supersedes DIN 571: 03/1975

thread size

 d min
k nom
s nom
e min
4
 3.52
2.8
7
7.5
5
 4.52
3.5
8
8.63
6 5.52
4
10
10.89
7
 6.42
5
12
13.07
8
 7.42
5.5
13
14.2
10
 9.42
7
17
18.72
12
 11.3
8
19
20.88
16
 15.3
10
24
26.17
20
 19.3
13
30
32.95

DIN 571 2010 Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items
d thread size
4
5
6
7
8
10
12
16
20
nominal length l
16 1.71 2.92
20 2.01 3.42 5.02
25 2.41 4.02 5.82 11.5
30 2.81 4.62 6.62 12.9 23.6
35 3.11 5.12 7.42 14.2 25.8 36.2
40 3.51 5.82 8.22 15.6 28 39.2
45 6.43 8.94 16.9 30 42.1
50 7.03 9.64 18.2 32.1 45.4 84.1
55 10.5 19.6 34.3 48.6 89.7
60 11.2 20.9 36.5 51.8 94.9 165
65 22.2 38.5 54.7 99.5 174
70 12.76 23.6 40.7 57.8 107 182
75 25 42.9 61 112 192
80 14.32 26.5 45.2 64.5 118 201
90 29.4 49.9 71 130 220
100 32 54 77.1 141 238
110 83.4 152 253
120 89.5 163 275
130 175 293
140 187 317
150 198 328
160 209 348
170 366
180 385
190 404
200 421

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.
WARNING - The datasheets provided by this site (fasten.it) are only advisory in support of the commercial activity and their use by anyone is entirely voluntary. Reliance on their contents for any purpose by anyone is at his/her sole risk and Fasten.it s.r.l./www.fasten.it is not responsible for any loss, claim or damage arising there from.