British Standards Institution

Source:: CEN
Committee:: ACE/12 - Aerospace fasteners and fastening systems
Categories:: Bolts, screws, studs
Number of comments:: 0

Scope

This document specifies the characteristics of screws, 100° countersunk normal head, offset cruciform recess, close tolerance normal shank, short thread, in titanium alloy, anodized, with aluminium pigmented coating, for aerospace applications.Classification: 1 100 MPa [1]/315 °C [2].

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Standard timeline

1. Proposal (Complete)

Proposal start date:

2. Draft (Complete)

Draft start date:

15/02/2020

3. Public Comments

Public Comments start date:

15/02/2020

Public Comments end date:

17/09/2020

4. Comment Resolution

Comment Resolution start date:

01/09/2026

5. Approval

6. Publication

Publication start date:

19/11/2026

Learn more about the standards development process

Standards Development

BS EN 4496 Aerospace series - Screw, 100° countersunk normal head, offset cruciform recess, close tolerance normal shank, short thread, in titanium alloy, anodized, with aluminium pigmented coating - Classification: 1 100 MPa (at ambient temperature)/315 °C

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