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Company
Bossard Catalog
Description
BN 3 - Hex socket head cap screws fully threaded (DIN 912, ISO 4762), 8.8, zinc plated blue
Bill of material
BN 3 1004581 hexagon socket head cap screw M8x25
BNARTNR
Identification
1004581
u
BNNORM1
DIN 912
BNNORM2
ISO 4762
u
BNMAT
Material
Steel 8.8
BNSURFACE
Surface
zinc plated blue
D
Nominal thread diameter
8.0
u
mm
D3
Thread core diameter
6.466
u
mm
P
Thread pitch
1.250
u
mm
L
Nominal length
25.0
u
mm
B
Thread length
22.500 mm
LS
Shank length min.
0.000 mm
LG
Distance from the last full form thread to the bearing face (shank length of bolt) max.
2.500
u
mm
DK
Head diameter max.
13.000
u
mm
DA
Inner diameter of bearing surface max.
9.200
u
mm
DS
Diameter of the unthreaded shank max.
8.000
u
mm
E
Reduction in diameter at the Hex min.
6.860
u
mm
F
Distance max.
1.020
u
mm
K
Head height max.
8.000
u
mm
R
Transition radius under head min.
0.400
u
mm
S
Width across flats
6.000
u
mm
T
Depth of the driving feature min.
4.000
u
mm
V
Chamfer max.
0.800
u
mm
DW
Diameter of the bearing face min.
12.330
u
mm
W
Residual head height min.
3.000
u
mm
Preview - Generation
Preview
3D
Dimension
2D