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(Non-preferred) dimensions in parentheses.

ISO Metric Slotted Countersunk Head Screws [Table 1]

AS /NZS 1427 - 1996

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澳标AS /NZS1427 - 1996 AS1427 1427AS ISO Metric Slotted Countersunk Head Screws [Table 1]
澳标AS /NZS1427 - 1996 AS1427 1427AS ISO Metric Slotted Countersunk Head Screws [Table 1]
Thread Size
d
M1.6 M2 M2.5 M3 (M3.5) M4 M5 M6 M8 M10 M12 (M14) M16 (M18) M20
P Pitch
dk max
min
k max
min
a max
n max
min
t max
min
r max
0.35 0.4 0.45 0.5 0.6 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5
3 3.8 4.7 5.5 7.3 8.4 9.3 11.3 15.8 18.3 22 25.5 29 32.5 /
2.7 3.5 4.4 5.2 6.9 8 8.9 10.9 15.4 17.8 21.5 25 28.5 31.9 35.4
1 1.2 1.5 1.65 2.35 2.7 2.7 3.3 4.65 5 6 7 8 9 10
0.8 1.02 1.3 1.43 1.69 1.94 2.2 2.66 3.58 4.5 5.4 6.3 7.2 8.1 9
0.7 0.8 0.9 1 1.2 1.4 1.6 2 2.5 3 3.5 4 4 5 5
0.6 0.7 0.8 1 1.2 1.51 1.51 1.91 2.31 2.81 3.31 3.31 4.37 4.37 5.37
0.46 0.56 0.66 0.86 1.06 1.26 1.26 1.66 2.06 2.6 3.06 3.06 4.07 4.07 5.07
0.5 0.6 0.75 0.85 1.2 1.3 1.4 1.6 2.3 2.5 3 3 4 4.5 5
0.32 0.4 0.5 0.6 0.9 1 1.1 1.2 1.8 2 2.4 2.4 3.2 3.6 4
0.4 0.5 0.6 0.8 0.9 1.0 1.3 1.5 2.0 2.5 / / / / /

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