Metric and inch screws
Hexagon Head Screws
DIN 931, ISO 4014, EN 24014 with shaft
Note
• ISO changes:
Ø M 10/12/14/22 -> new ISO-wrench size (SW) (with *
marked SW do not match with ISO)
All other Ø -> no changes, DIN and ISO identical
• The thread length...
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Metric and inch screws
Hexagon Head Screws
DIN 931, ISO 4014, EN 24014 with shaft
Note
• ISO changes:
Ø M 10/12/14/22 -> new ISO-wrench size (SW) (with *
marked SW do not match with ISO)
All other Ø -> no changes, DIN and ISO identical
• The thread length “b” is shown in the table below
Partial thread length at Ø M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42
b in mm with length L < 125 mm 14 16 18 22 26 30 34 38 42 46 50 56 60 66 72 78 84 90
b in mm with length L = 125 - 200
mm
22 24 28 32 36 40 44 48 52 56 60 66 72 78 84 90 96
b in mm with length L > 200 mm 45 49 53 57 61 65 69 73 79 85 91 97 103 109
DIN 931, hexagon head screw, Steel 8.
8,
galvanized, M 3 – M 10
Ø mm M 3 M 4 M 5 M 6 M 7 M 8 M 10
k mm 2 2,8 3,5 4 4,8 5,3 6,4
AF mm 5,5 7 8 10 11 13 17*
Length L
mm
M 3 M 4 M 5 M 6 M 7 M 8 M 10
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25 097845 500
30 125
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