Draft
International Standard
ISO/DIS 12257
Aerospace — Drives, internal, TORX® drive — Geometrical definition, gaging, technical and quality requirements
Reference number
ISO/DIS 12257
Edition 2
© ISO 2026
Draft International Standard
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Under development
This Draft International Standard is in the enquiry phase with ISO members.
Will replace ISO 12257:2008

ISO/DIS 12257

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Format
CHF 67
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Abstract

This document specifies basic dimensions, characteristics and engineering requirements for TORX® recesses in aerospace fasteners.

General information

  • Status
     : Under development

    You can help develop this draft international standard by contacting your national member

    Stage
    : DIS ballot initiated: 12 weeks [40.20]
  • Edition
     : 2
    Number of pages
     : 7
  • Technical Committee :
    ISO/TC 20/SC 4
    ICS :
    49.030.01 
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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