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Hexagon Flange Bolts

DIN 6921 - 1983

Display drawing:

Screw Thread M12
D 12
P Coarse Thread 1.75
P Fine Thread-1 1.5
P Fine Thread-2 1.25
B L≤125 30
B 125＜L≤200 36
B L＞200 None
C Min 1.8
Da Foam A Max 13.7
Da Foam B Max 15.2
Dc Max 26.6
Ds Max 12
Ds Min 11.73
Du Max 13.5
Dw Min 23.8
E Min 17.62
F Max 3
K Max 11.5
K1 Min 4.6
R1 Min 0.6
R2 Max 0.7
R3 Min 0.25
R4 6.4
S Max 16
S Min 15.73
T Max 0.35
T Min 0.15