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DIN 6904 Standard Dimensions for Curved spring washers for screw and washer assemblies

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Curved spring washers for screw and washer assemblies

Dimensional Drawing and Technical Diagrams

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Key Dimensions and Technical Parameters

Dimensions in mm : source DIN 6904 - Withdrawn

Pubication date: 12-1990
Thread size
d1 min
 d1 max
d2 max
 d2 min
s nom.
 s min s max
h min
 h max
t
M 2.5
2.25
 2.35
7
 6.78
0.5
 0.45 0.55
0.9
 1.05
0.18
M 3
2.7
 2.8
8
 7.78
0.5
 0.45 0.55
0.9
 1.05
0.18
M 3.5
3.2
 3.32
8
 7.78
0.5
 0.45 0.55
1
 1.15
0.18
M 4
0.6
 3.72
9
 8.78
0.8
 0.74 0.86
1.5
 1.65
0.18
M 5
4.55
 4.67
11
 10.73
0.8
 0.74 0.86
1.6
 1.75
0.215
M 6
5.4
 5.52
12
 11.73
0.8
 0.74 0.86
1.85
 2
0.215
M 8
7.3
 7.45
15
 14.73
1
 0.93 1.07
2.2
 2.4
0.215
M 10
9.2
 9.35
21
 20.67
1
 0.93 1.07
2.4
 2.6
0.26

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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