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DIN 34813 Standard Dimensions for Cheese head cross recessed screws in plastic

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This standard specifies dimensions and mechanical and physical properties for sizes M3 to M8 cheese head plastic screws with a type Z cross recess.

Dimensional Drawing and Technical Diagrams

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Key Dimensions and Technical Parameters

Dimensions in mm - source Din 34813

Publication date: 1999
d thread size
 M 3 M 4 M 5 M 6 M 8
P 0.5 0.7 0.8 1 1.25
tolerance 6e 6e 6g 6g 6g
k nom 2 2.6 3.3 3.9 5
dk nom 5.5 7 8.5 10 13
cross recess nr. 2 2 2 3 4
m 3.5 4 4.6 6.1 7.5
tightening torque in Nm 0.1 0.25 0.5 0.8 1.8
screws shall be made of polyamide 6.6 natural colour

Din 34813 - commercial sizes
d thread size M 3 M 4 M 5 M 6 M 8
nominal length l
4 X
5 X
6 X X X X
8 X X X X X
10 X X X X X
12 X X X X X
16 X X X X X
20 X X X X X
25 X X X X X
30 X X X X X
35 X X X X
40 X X X X
45 X X X
50 X X X
55 X X
60 X X
65 X
70 X
80 X

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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