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Company
Bossard Catalog
Description
BN 71 - Hex head screws fully threaded (DIN 933; ISO 4017), cl. 10.9, black
Bill of material
BN 71 5504578 hex head screw M12x50
BNARTNR
Identification
BNNORM1
DIN 933
BNNORM2
ISO 4017
BNMAT
Material
BNSURFACE
Surface
black
D
Nominal thread diameter
mm
D3
Thread core diameter
mm
P
Threaded pitch
mm
L
Nominal length
mm
B
Thread length
mm
A
Distance max.
mm
C
Height of plate lug (or thickness of the flange or collar) max.
mm
DA
Inner diameter of bearing surface max.
mm
DW
Diameter min.
mm
E
Width across corners min.
mm
K
Nominal head height
mm
R
Transition radius under head min.
mm
S
Across-flats-dimension max.
mm
X
Thread rudiment
mm
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