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Company
Bossard Catalog
Description
BN 55 - Hex head bolts partially threaded (DIN 931; ISO 4014), cl. 8.8, black
Bill of material
BN 55 1045962 hex head bolt M18x100
BNARTNR
Identification
BNNORM1
DIN 931
BNNORM2
ISO 4014
BNMAT
Material
Steel 8.8
BNSURFACE
Surface
black
D
Nominal thread diameter
mm
D3
Thread core diameter
mm
P
Thread pitch
mm
L
Nominal length
mm
B
Thread length
mm
BX1
B for L <= 125
mm
BX2
B for 125<L<=200
mm
BX3
B for L > 200
mm
LG
Distance from the last full form thread to the bearing face (shank length of bolt) max.
mm
LS
Shank length min.
mm
C
Height of the washer-faced portion (or thickness of the flange or collar) max.
mm
DA
Inner diameter of bearing surface max.
mm
DS
Shank diameter min.
mm
DW
min.
mm
E
Width across corners min.
mm
K
Head height
mm
R
Transition radius under head min.
mm
S
Across-flats-dimension max.
mm
A
Distance
mm
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