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BS ISO 13921:2008

Current
Current

The latest, up-to-date edition.

Aerospace. Screws, 100 degrees reduced countersunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1100 MPa. Dimensions
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

09-30-2008

Foreword
1 Scope
2 Normative references
3 Configuration and dimensions

Describes the dimensions of 100 degrees reduced countersunk head screws with internal offset cruciform ribbed or unribbed drive, with close or large tolerance normal shank and short or medium length MJ threads, in metallic material, coated or uncoated, with strength classes less than or equal to 1100 MPa.

This International Standard specifies the dimensions of 100° reduced countersunk head screws with internal offset cruciform ribbed or unribbed drive, with close or large tolerance normal shank and short or medium length MJ threads, in metallic material, coated or uncoated, with strength classes less than or equal to 1100MPa.

This International Standard is applicable to the compilation of aerospace product standards.

Committee
ACE/12
DevelopmentNote
Supersedes BS A311(1997) & 05/30128686 DC. (10/2008)
DocumentType
Standard
Pages
14
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 13921:2008 Identical

ISO 5855-2:1999 Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts
ISO 14276:2002 Aerospace Drives, internal, offset cruciform Metric series
ISO 286-2:2010 Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 2: Tables of standard tolerance classes and limit deviations for holes and shafts
ISO 3353-1:2002 Aerospace Lead and runout threads Part 1: Rolled external threads
ISO 7913:1994 Aerospace Bolts and screws, metric Tolerances of form and position
ISO 14275:2002 Aerospace Drives, internal, offset cruciform, ribbed Metric series

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