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UNI 7473 Standard Dimensions for Prevailing torque type hexagon regular nuts (with non-metallic insert)

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This norm has been cancelled

Prevailing torque-type hexagon nuts with polyammide ring. ISO metric coarse and fine thread. Product grade a.

Dimensional Drawing and Technical Diagrams

231_3256.jpg

Key Dimensions and Technical Parameters

Dimensions in mm - source UNI 7473Withdrawn

Publication date: 12 -1975
d thread size
 Coarse Pitch
s nom=max
h max
m min
e min
 ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 3 0.5 5.5 4.4 2.4 6.08 0.45
M 4 0.7 7 6 3.2 7.74 1.05
M 5 0.8 8 6.8 4 8.87 1.6
M 6 1 10 7.8 4.8 11.05 2.92
M 7 1 11 9.1 5.6 12.12 3.83
M 8
 1.25
13
 10.6
6.4
14.38
 6.33
M 10
 1.5
17
 12.3
8
 18.90 13.8
M 12
 1.75 19 14.8
9.6
 21.10 19.3
M 14
 2
22
 16.6
11.2
 24.49 28.2
M 16
 2
24
 18
12.8
 26.75 37.7
M 18 2.5 27 21 14.4 30.14 54
M 20
 2.5
30
 23
16
 33.53 72.6
M 22 2.5 32 25 17.6 35.72 87.2
M 24
 3
36
 28
19.2
 39.98 125
M 27 3 41 30.8 21.6 45.63 183
M 30 3.5 46 33.2 24 51.28 258
M 33 3.5 50 36 26.4 55.8 326
M 36 4 55 40 28.8 61.31 424
M 39 4 60 42 31.2 66.96 561

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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