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 requirements for offset cruciform recess pan head screws with relieved shank and long thread in heat resisting steel FE-PA92HT, silver plated, tensile strength class 900 MPa at room temperature. The maximum test temperature of the material is 650 °C.

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Please email further comments to: debbie.stead@bsigroup.com

Standard timeline

1. Proposal (Complete)

Proposal start date:

2. Draft (Complete)

Draft start date:

23/06/2025

3. Public Comments

Public Comments start date:

31/07/2025

Public Comments end date:

23/09/2025

4. Comment Resolution

Comment Resolution start date:

07/10/2026

5. Approval

6. Publication

Publication start date:

23/03/2027

Learn more about the standards development process

Standards Development

BS EN 3636 Aerospace series - Screws, reduced pan head, offset cruciform recess, relieved shank, long thread, in heat resisting steel FEPA92HT (A286), silver plated - Classification: 900 MPa/650 °C

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