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DIN 7977 Standard Dimensions for Taper pins with external thread, unhardened

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Technical History and International Equivalents of DIN 7977

This norm has been cancelled
This norm has been replaced by DIN EN 28737

Taper pins with external thread, unhardened

Dimensional Drawing and Technical Diagrams

1864_3826.jpg

Key Dimensions and Technical Parameters

Dimensions in mm - source DIN 7977Withdrawn
Publication date 02/1977
d1
5
6
8
10
12
16
20
 25 30 40 50
b
min.
14
18
22
24
30
35
 35 40 52 58
70
max.
15.6
20
24.5
27
30.5
39
39
 45 46 65 78
a max
2.4
3
4
4.5
5.3
6
6
 7.5 9 10.5 12
d2
M5
M6
M8
M10
M12
M16
M16
 M 20 M 24 M 30 M 36
d3 max 3.5 4 5.5 7 8.5 12 12 15 18 23 28
d3 min 3.25 3.7 5.2 6.6 8.1 11.
z min 1.25 1.5 2 2.5 3 4 4 5 6 7 9

DIN 7977 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items
d1

5

 6 8 10 12 16 20 25 30 40 50
nominal length l
40 5.9
45 6.9 9.6
50 7.9 10.9
55 12.2 20.2
60 13.6 22.7
65 25.2 36.8
75 30.1 44.5
85 52.2 74
100 63.8 90.7 154
120 113 191 270
140 230 328 490
160 272 386 582 795
190 485 720 990 1618
220 870 1190 1948 2800
250 1020 1400 2298 3370
280 1620 2648 3900
320 3149 4630
360 5400
400 6140

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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