BS EN 27721:1992
Current
The latest, up-to-date edition.
Countersunk head screws. Head configuration and gauging
Hardcopy , PDF
English
01-05-1992
Cooperating organizations
National foreword
Foreword
Text of EN 27721 - no contents section
National annex NA (informative)
Describes the characteristics of head configurations of slotted and recessed countersunk head screws, and recommends a gauging method for the head dimensions lead down in the respective product standards.
Committee |
FME/9
|
DevelopmentNote |
Also numbered as ISO 7721 (10/2005) Reviewed and confirmed by BSI, January 2007. (12/2006)
|
DocumentType |
Standard
|
Pages |
12
|
PublisherName |
British Standards Institution
|
Status |
Current
|
Standards | Relationship |
NF EN 27721 : 1992 | Identical |
EN 27721:1991 | Identical |
UNI EN 27721 : 1992 | Identical |
I.S. EN 27721:1992 | Identical |
UNE-EN 27721:1992 | Identical |
NBN EN 27721 : 1992 | Identical |
DIN EN 27721:1992-02 | Identical |
BS 7496-3:1991 | Cross-recessed tapping screws Specification for raised countersunk head screws |
BS 7433-2:1991 | Cross recessed machine screws Specification for countersunk flat head screws product grade A and property class 4.8 only |
BS EN ISO 7721-2:1995 | Countersunk flat head screws Penetration depth of cross recesses |
BS 7496-2:1991 | Cross-recessed tapping screws Specification for countersunk flat head screws |
BS 7433-3:1991 | Cross recessed machine screws Specification for raised countersunk head screws product grade A |
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