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CAD model selection
Selectable products: 68
Company
Bossard Catalog
Description
BN 11255 - Hexalobular (6 Lobe) socket flat head countersunk tapping screws with cone end type C (ISO 14586 C), zinc plated blue
Bill of material
BN 11255 3060060 hexalobular socket flat countersunk head tapping screw ST3.5x13-C
BNARTNR
Identification
3060060
BNNORM1
ISO 14586 C
BNMAT
Material
Steel case-hardened 450 HV
BNSURFACE
Surface
zinc plated blue
ST
Thread size
ST3.5
D
Nominal thread diameter
3.500
 mm
D3
Core diameter
2.640
 mm
P
Threaded pitch
1.300
 mm
L
Length
13.000
 mm
A1
Thread rudiment
1.300
 mm
DK
Head diameter theor. max.
8.200
 mm
DK1
Head diameter effective max.
7.300
 mm
K
Head height max.
2.350
 mm
R
Clear stitch radius max.
1.400
 mm
Y
Help dimensions
3.200
 mm
NR
Hexalobular socket
15
A
Torx outer diameter
3.350
 mm
T
Torx-depth max.
1.300
 mm
Preview - Generation
Preview
3D
Dimension
2D