Hex socket flat countersunk head screws fully threaded

BN 20

DIN 7991

(Standard withdrawn)

~ISO 10642

~UNI 5933

Headform	Headform Countersunk head
Drive	Drive Hexagon socket
Thread	Thread fully threaded
Material	Material Steel
Property class	Property class 010.9 / 10.9 (The head marking is determining)
Surface	Surface black

All features

Product variants

All prices are based on the minimum order quantity. If you have any questions or special requirement, please contact Bossard.

M2; M2,5: not included in DIN 7991

Features

DIN 7991 (Standard withdrawn) ~ISO 10642 ~UNI 5933

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.

Headform	Headform Countersunk head
Drive	Drive Hexagon socket
Thread	Thread fully threaded
Material	Material Steel
Property class	Property class 010.9 / 10.9 (The head marking is determining)
Surface	Surface black

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Alternative products

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 GEOMET® 500 A

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

BN 2101 - ISO 10642 - ~DIN 7991

Hex socket flat countersunk head screws fully threaded - Steel - 010.9 / 10.9 (The head marking is determining) - black

BN 2102 - ISO 10642 - ~DIN 7991

Hex socket flat countersunk head screws fully threaded - Steel - 010.9 / 10.9 (The head marking is determining) - zinc plated blue

BN 2103 - ISO 10642 - ~DIN 7991

Hex socket flat countersunk head screws fully threaded - Steel - 010.9 / 10.9 (The head marking is determining) - zinc flake coated GEOMET® 500 A