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Company
Bossard Catalog
Description
BN 31123 - Hex head wood screws (DIN 571), stainless steel A4
Bill of material
BN 31123 5401997 hexagon head wood screw 6x40
BNARTNR
Identification
BNNORM1
DIN 571
BNMAT
Material
Stainless steel A4
D
Nominal thread diameter
mm
D3
Thread core diameter
mm
P
Threaded pitch
mm
L
Nominal length
mm
B
Distance
mm
S
Width accross flats
mm
DS
Diameter of the unthreaded shank max.
mm
DA
Inner diameter of bearing area max.
mm
DD
Diam. wheel on head max.
mm
K
Head height
mm
E
Width across corners min.
mm
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