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Click Specification

(Non-preferred) dimensions in parentheses.

Acorn nuts-combined type

Q 394B

Display drawing:

汽标代号Q 394B Q394B 394BQ Acorn nuts-combined type
Screw Thread
d
M5 M6 M8 M10 M12 (M14) M16 (M18) M20
P Pitch
h max=nominal size
m
s max=nominal size
min
SR
t
b
dk
e min
0.8 1 1.25 1.5 1.75 2 2 2.5 2.5
9 11 15 18 22 24 26 30 35
5.5 6.5 8 10 12 13 15 17 19
8 10 13 16 18 21 24 27 30
7.78 9.78 12.73 15.73 17.73 20.67 23.67 26.16 29.16
3.6 4.6 6.5 8.0 9.0 10.0 11.5 12.5 14.0
0.5 0.8 0.8 0.8 1.0 1.0 1.0 1.2 1.2
4 5 6 8 10 11 13 14 16
7.2 9.2 13 16 18 20 22 25 28
8.79 11.05 14.38 17.77 20.03 23.35 26.75 29.56 32.95