DIN 427

Slotted head screws with shank

tech-din427






Thread Size
d		 M1 M1.2 M1.4
P Pitch 0.25 0.25 0.3
b min=nominal size 1.2 1.4 1.7
max 1.7 1.9 2.3
ds max=nominal size 1 1.2 1.4
min 0.86 1.06 1.26
n Nominal Size 0.2 0.2 0.2
min 0.26 0.26 0.26
max 0.4 0.4 0.4
t max 0.52 0.52 0.63
min 0.4 0.4 0.48
df 0.8 0.96 1.12
U max 0.5 0.5 0.6
x max 0.625 0.625 0.75

Thread Size
d		 M1.6 M2 M2.5
P Pitch 0.35 0.4 0.45
b min=nominal size 1.9 2.4 3
max 2.6 3.2 3.9
ds max=nominal size 1.6 2 2.5
min 1.46 1.86 2.36
n Nominal Size 0.25 0.25 0.4
min 0.31 0.31 0.46
max 0.45 0.45 0.6
t max 0.74 0.84 0.95
min 0.56 0.64 0.72
df 1.28 1.6 2
U max 0.7 0.8 0.9
x max 0.875 1 1.125

Thread Size
d		 M3 (M3.5) M4
P Pitch 0.5 0.6 0.7
b min=nominal size 3.6 4.2 4.8
max 4.6 5.4 6.2
ds max=nominal size 3 3.5 4
min 2.86 3.32 3.82
n Nominal Size 0.4 0.5 0.6
min 0.46 0.56 0.66
max 0.6 0.7 0.8
t max 1.05 1.21 1.42
min 0.8 0.96 1.12
df 2.4 2.8 3.2
U max 1 1.2 1.4
x max 1.25 1.5 1.75

Thread Size
d		 M5 M6 M8
P Pitch 0.8 1 1.25
b min=nominal size 6 7.2 9.6
max 7.6 9.2 12.1
ds max=nominal size 5 6 8
min 4.82 5.82 7.78
n Nominal Size 0.8 1 1.2
min 0.86 1.06 1.26
max 1 1.2 1.51
t max 1.63 2 2.5
min 1.28 1.6 2
df 4 4.8 6.4
U max 1.6 2 2.5
x max 2 2.5 3.125

Thread Size
d		 M10 M12 (M14)
P Pitch 1.5 1.75 2
b min=nominal size 12 14 16
max 15 17.5 20
ds max=nominal size 10 12 14
min 9.78 11.73 13.73
n Nominal Size 1.6 2 2
min 1.66 2.06 2.06
max 1.91 2.31 2.31
t max 3 3.7 4.2
min 2.4 2.8 3.2
df 8 9.6 11.2
U max 3 3.5 4
x max 3.75 4.375 5

Thread Size
d		 M16 (M18) M20
P Pitch 2 2.5 2.5
b min=nominal size 18 20 22
max 22 25 27
ds max=nominal size 16 18 20
min 15.73 17.73 19.67
n Nominal Size 2.5 3 3
min 2.56 3.06 3.06
max 2.81 3.31 3.31
t max 4.2 5.2 5.2
min 3.2 4 4
df 12.8 14.4 16
U max 4 5 5
x max 5 6.25 6.25



All information is strictly informative