Senkschrauben mit Innensechskant, ohne Schaft
BN 30105
DIN 7991
(Standard withdrawn)
~ISO 10642
~UNI 5933
Headform |
Headform
Countersunk head 90°
|
Drive |
Drive
Hexagon socket
|
Thread |
Thread
fully threaded
|
Material |
Material
Steel
|
Property class |
Property class
08.8 / 8.8 (The head marking is determining)
|
Surface |
Surface
zinc plated blue
|
All features
All prices are based on the minimum order quantity. If you have any questions or special requirement, please contact Bossard.
Standard
Additional information
Fasteners to the given specification have a reduced loadability due to the head geometry according to ISO 898-1.
The general change-over from DIN 7991 to ISO 10642 in the practice requires a verification of the application.
Features
Headform |
Headform
Countersunk head 90°
|
Drive |
Drive
Hexagon socket
|
Thread |
Thread
fully threaded
|
Material |
Material
Steel
|
Property class |
Property class
08.8 / 8.8 (The head marking is determining)
|
Surface |
Surface
zinc plated blue
|
BN 1422 - DIN 7991 - ~ISO 10642
Hex socket flat countersunk head screws fully threaded - Steel - 010.9 / 10.9 (The head marking is determining) - Zinc flake coated ISO 10683/flZnL/nc/480h/C (µ=0.12-0.18)
BN 21 - DIN 7991 - ~ISO 10642
Hex socket flat countersunk head screws fully threaded - Steel - 010.9 / 10.9 (The head marking is determining) - zinc plated blue