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BSI - BS EN 3911

Aerospace series - Six lobe recess - Geometrical definition

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Organization: BSI
Publication Date: 30 November 2010
Status: active
Page Count: 10
ICS Code (Fasteners in general): 49.030.01

Document History

BS EN 3911
November 30, 2010
Aerospace series - Six lobe recess - Geometrical definition
A description is not available for this item.

References

This document references:
EN 3905 - Aerospace series - Six lobe recesses for bolts - Technical specification
Published by CEN on April 1, 2008
A description is not available for this item.
This document references:
NAS1800 - RECESS, SIX LOBE DRIVE, INTERNAL, DIMENSIONS FOR RECESS AND GAGES
Published by AIA/NAS on June 30, 2021
This design standard defines the dimensional requirements for internal six lobe drive-internal recess head fasteners in 100° shear and tension flush heads and pan heads.
This document is referenced by:
BS EN 4636 - Aerospace series — Screws, 100° countersunk head, six lobe recess, short thread, in titanium alloy TI-P64001, with aluminium pigmented coating — Classification: 1 100 MPa (at ambient temperature) / 315 °C
Published by BSI on June 30, 2009
A description is not available for this item.
This document is referenced by:
BS EN 4634 - Aerospace series - Screws, 100 degrees countersunk head, six lobe recess, short thread, in heat resisting steel FE-PA2601 (A286), passivated - Classification: 900 MPa (at ambient temperature) / 650° C
Published by BSI on February 28, 2010
A description is not available for this item.
This document is referenced by:
BS EN 3912 - Aerospace series — Bolts, pan head, six lobe recess, relieved shank, long thread, in heat resisting steel FE-PA2601 (FE-PA92HT, A286), silver plated — Classification: 1 100 MPa (at ambient temperature) / 650 °C
Published by BSI on April 30, 2007
A description is not available for this item.
This document is referenced by:
BS EN 3905 - Aerospace series - Six lobe recesses for bolts - Technical specification
Published by BSI on May 30, 2008
A description is not available for this item.
This document is referenced by:
BS EN 4178 - Aerospace series — Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS2 lubricated — Classification: 1 100 MPa (at ambient temperature) / 315 °C
Published by BSI on January 31, 2017
A description is not available for this item.
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