Date Published:Jun. 18. 2015
Dimensions of Holes for Hexagon Socket Cap Screws
Dimensions of Holes for Hexagon Socket Cap Screws
Bore and bolt hole diameters for hex socket head cap screw
Nominal diameter of thread(d) |
M3 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 | M24 |
---|---|---|---|---|---|---|---|---|---|---|---|
ds | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 |
d′ | 3.4 | 4.5 | 5.5 | 6.6 | 9 | 11 | 14 | 16 | 18 | 22 | 26 |
dk | 5.5 | 7 | 8.5 | 10 | 13 | 16 | 18 | 21 | 24 | 30 | 36 |
D | 6.5 | 8 | 9.5 | 11 | 14 | 17.5 | 20 | 23 | 26 | 32 | 39 |
K | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 |
H1 | 2.7 | 3.6 | 4.6 | 5.5 | 7.4 | 9.2 | 11 | 12.8 | 14.5 | 18.5 | 22.5 |
H2 | 3.3 | 4.4 | 5.4 | 6.5 | 8.6 | 10.8 | 13 | 15.2 | 17.5 | 21.5 | 25.5 |
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