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DIN EN ISO 8673 Standard Dimensions for Hexagon nuts with metric fine thread

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Hexagon nuts with metric fine thread 

This International Standard specifies the geometry of hexagon nuts with nominal thread diameter from 8 mm up to and including 64 mm and the mechanical properties of hexagon regular nuts (style 1) with metric fine pitch thread in product grade A for nominal thread diameter, D, up to and including 16 mm and in product grade B for nominal diameter, D, above 16 mm and up to and including 39 mm.

 

Dimensional Drawing and Technical Diagrams

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Key Dimensions and Technical Parameters

Dimensions in mm - source DIN EN ISO 8673
Publication date:04/2013 - Replaces DIN EN ISO 8673: 03/2001
D thread size:
s nom
e min
m max
M 8x1
13
14.38
6.8
M 10x1-1.25
16
17.77
8.4
M 12x1.25-1.5
18
20.03
10.8
M 14X1.5 21 23.36 12.8
M16x1.5
24
26.75
14.8
M 18X1.5 27 29.56 15.8
M 20x1.5-2
30
32.95
18
M 22X1.5 34 37.29 19.4
M 24x2
36
39.55
21.5
M 27X2 41 45.2 23.8
M 30x2
46
50.85
25.6
M 33X2 50 55.37 28.7
M 36x3
55
60.79
31
M 39X3 60 66.44 33.4
M 42x3
65
71.3
34
M 45X3 70 76.95 36
M 48x3
75
82.6
38
M 52X4 80 88.25 42
M 56x4
85
93.56
45
M 60X4 90 99.21 48
M 64x4
95
104.86
51

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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