British Standards Institution

Source:: ISO
Committee:: FME/9 - Fasteners
Categories:: Information management | Standardization. General rules | Engineering | Mechanical systems and components | Fasteners

Scope

This document specifies the properties of size M3 to size M12 button head screws with collar and a hexalobular internal driving feature, of product grade A and with a reduced loadability.

Purpose

Hexalobular socket button head screws with collar are currently standardized in a German standard only (DIN 34805-2) but used world wide.

Comment on proposal

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Are you aware of any regulation, existing standards and other good practice information in this area in the UK (e.g. Industry codes of practice; company specifications, international or European Standards)? *

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Discard

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

Standard timeline

1. Proposal

Proposal start date:

05/06/2023

Proposal end date:

28/07/2023

2. Draft

3. Public Comments

4. Comment Resolution

5. Approval

6. Publication

Learn more about the standards development process

Standards Development

ISO/NP 7380-4 (Ed 2) Fasteners — Button head screws — Part 4: Hexalobular socket button head screws with collar

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