Hexalobular (6 Lobe) socket flat countersunk head thread forming screws ~type M, metric thread
BN 11288
~DIN 7500 M
Headform |
Headform
Countersunk head
|
Drive |
Drive
Hexalobular socket
|
Thread |
Thread
fully threaded
|
Material |
Material
Steel
|
Material execution |
Material execution
case-hardened
|
Surface |
Surface
zinc plated blue, added lubricant
|
Hardness |
Hardness
450-560 HV
|
All features
All prices are based on the minimum order quantity. If you have any questions or special requirement, please contact Bossard.
1) Tapered thread end max. 4P
2) Trilobular cross-section
Standard
Additional information
Countersink must be designed according to the corresponding standard!
A technical brochure is available on request.
Features
Headform |
Headform
Countersunk head
|
Drive |
Drive
Hexalobular socket
|
Thread |
Thread
fully threaded
|
Material |
Material
Steel
|
Material execution |
Material execution
case-hardened
|
Surface |
Surface
zinc plated blue, added lubricant
|
Hardness |
Hardness
450-560 HV
|
Warnings
ISO 4042
Quenched and tempered fasteners ≥ 360 HV and tempered case-hardened fasteners with electroplated coatings: Susceptible to hydrogen embrittlement!
Further notice to residual risks can be found on our web page: Notes on use