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DINCurrentDraft · single source

DIN 939

Studs, metal end ≈ 1.25 d

National equivalents
CSN 021176 · PN 82131
Thread
Metric ISO coarse thread
Tolerance
Sk6, Nut side 6g
Property classes
5.88.810.9A2A4
Materials
SteelStainless

Dimensions

mm · values as the standard states them
SizePb1b2125 < l ≤ 200b2l > 200b2l ≤ 125thread_altx1x2
M40.7
5
20
—
14
—
1.75
0.9
M50.8
6.5
22
—
16
—
2
1
M61
7.5
24
—
18
—
2.5
1.25
(M7)1
9
26
—
20
—
2.5
1.25
M81.25
10
28
—
22
M8x1
3.2
1.6
M101.5
12
32
45
26
M10x1,25
3.8
1.9
M121.75
15
36
49
30
M12x1,5
4.3
2.2
(M14)2
18
40
53
34
(M14x1,5)
5
2.5
M162
20
44
57
38
M16x1,5
5
2.5
(M18)2.5
22
48
61
42
(M18x1,5)
6.3
3.2
M202.5
25
52
65
46
M20x1,5
6.3
3.2
(M22)2.5
28
56
69
50
(M22x1,5)
6.3
3.2
M243
30
60
73
54
M24x2
7.5
3.8
(M27)3
35
66
79
60
(M27x2)
7.5
3.8
M303.5
38
72
85
66
M30x2
9
4.5
(M33)3.5
42
78
91
72
(M33x2)
9
4.5
M364
45
84
97
78
M36x3
10
5
(M39)4
50
90
103
84
(M39x3)
10
5
M424.5
52
96
109
90
M42x3
11
5.5
(M45)4.5
58
102
115
96
(M45x3)
11
5.5
M485
60
108
121
102
M48x3
12.5
6.3
(M52)5
65
116
129
110
(M52x3)
12.5
6.3

Ranges read min – max; ≤ / ≥ where the standard gives one limit, ≈ for approximate values. Sizes in (brackets) are non-preferred. Select a row for its size sheet.

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