Cross-recessed tapping screws Specification for raised countersunk head screws

Available format(s)

Hardcopy , PDF

Superseded date

01-01-2012

Superseded by

BS EN ISO 7051:2011
BS EN ISO 7051:1995

Language(s)

English

Published date

31-12-1991

Publisher

British Standards Institution

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Requirements for screws with thread sizes from ST2,2 to ST9,5 inclusive with recess types V and Z.

Committee	FME/9
DevelopmentNote	Reviewed and confirmed by BSI, November, 2004. (11/2004) Supersedes 90/82160 DC (10/2005)
DocumentType	Standard
Pages	10
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN ISO 7051:2011 BS EN ISO 7051:1995
Supersedes	90/82160 DC : JAN 91

ISO 7721:1983	Countersunk head screws — Head configuration and gauging
BS 1224:1970	Specification for electroplated coatings of nickel and chromium
BS 1706:1990	Method for specifying electroplated coatings of zinc and cadmium on iron and steel
BS EN ISO 1478:2000	Tapping screw thread
BS 6587:1985	Method of acceptance inspection for fasteners
BS EN ISO 2702:2011	Heat-treated steel tapping screws. Mechanical properties
ISO 7051:2011	Cross-recessed raised countersunk (oval) head tapping screws
BS EN 27721:1992	Countersunk head screws. Head configuration and gauging
BS 6322-1:1982	Tolerances for fasteners Specification for tolerances of bolts, screws and nuts with thread diameters ≥ 1.6 mm and ≤ 150 mm and product grades A, B and C
BS 6605:1990	Specification for cross recesses for screws
BS 6338:1982	Specification for chromate conversion coatings on electroplated zinc and cadmium coatings

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Features

BS 7496-3:1991