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HELP_VARIABLE
IDNR
Ident number
D
Nominal thread diameter
mm
D1
Core thread diameter
mm
P
Pitch of bolt
mm
C
Flange thickness
mm
DA
Outer diameter thread chamfer
mm
DC
Flange diameter
mm
DW
Diameter of the washer face
mm
M
Overall hight
mm
S
Width across flats
mm
R
Radius
mm
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Dimension