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BS EN ISO 10664:2014

BS EN ISO 10664:2014

Current

Current

The latest, up-to-date edition.

Hexalobular internal driving feature for bolts and screws

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

10-31-2014

Publisher

British Standards Institution

Foreword
1 Scope
2 Basic dimensions
3 Gauging
4 Designation
Annex A (informative) - Representation of hexalobular
        internal driving feature contour

Defines the shape and basic dimensions of the hexalobular internal driving feature for bolts and screws, including the gauging method.

This International Standard specifies the shape and basic dimensions of the hexalobular internal driving feature for bolts and screws, including the gauging method.

The curvature of the contour of the hexalobular internal driving feature is defined by the gauges specified in Tables3, 4, and 5. Additional information which can be used when drawing the contour is given in AnnexA.

The intent of this International Standard is to provide the details necessary for inspection of the hexalobular driving feature. It is not suitable for, nor intended to be used as, a manufacturing standard.

Committee
FME/9
DevelopmentNote
Supersedes 97/717137 DC (06/2005) Supersedes 04/30109570 DC. (08/2005)
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Current
Supersedes

15/30281806 DC : 0 BS A 401 TO A 420 - AEROSPACE SERIES - SPECIFICATION FOR SCREWS, PAN AND 100 DEGREES COUNTERSUNK HEAD, HEXALOBULAR DRIVE RECESS (UNIFIED THREADS BELOW 1/4 INCH), VARIOUS MATERIALS
BS A 401-420:2015 Specification for screws, pan and 100° countersunk head, hexalobular drive recess (unified threads below ¼ inch) in various materials

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Hardcopy - English
PDF - English
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