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NF E27-180 Standard Dimensions for Socket set screws with flat point

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This norm has been cancelled

Hexagon socket set screws with flat point

This standard gives the main characteristics of hexagon socket set screws with flat end, fully threaded, in steel, class 33 H and 45 H (1), class A2 70 stainless steel or non-ferrous metals. It does not apply to set screws with a different form of drive.

Dimensional Drawing and Technical Diagrams

1182_cSNsSB_nf-e27-180.jpg

Key Dimensions and Technical Parameters

Dimensions in mm - source NF E27-180Withdrawn
Publication date: 11-1980
d thread size
P
dz
 df ≈
e min.
s nom
t (depending on l)
M 1.6
0.35
0.8÷0.55
 lower diameter of the thread
0.803
0.7
 0.7÷1.5
M 2
0.4
1÷0.75
1.003
0.9
 0.8÷1.7
M 2.5
0.45
1.5÷1.25
1.427
1.3
 1.2÷2
M 3
0.5
2÷1.75
1.73
1.5
 1.2÷2
M 4
0.7
2.5÷2.25
2.30
2
 1.5÷2.5
M 5
0.8
3.5÷3.2
2.87
2.5
 2÷3
M 6
1
4÷3.7
3.44
3
 2÷3.5
M 8 1.25 5.5÷5.2 4.58 4 3÷5
M 10 1.5 7÷6.64 5.72 5 4÷6
M 12 1.75 8.5÷8.14 6.86 6 4.8÷8
M 16 2 12÷11.57 9.15 8 6.4÷10
M 20 2.5 15÷14.57 11.43 10 8÷12
M 24 3 18÷17.57 13.72 12 10÷15

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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