International Standard
ISO 8642:2025
Aerospace — Self-locking nuts with maximum operating temperature greater than 425 °C — Test methods
Reference number
ISO 8642:2025
Edition 3
2025-07
© ISO 2026
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Published (Edition 3, 2025)

ISO 8642:2025

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Abstract

This document specifies test methods for metric self-locking nuts with MJ threads intended for use in aerospace applications at maximum operating temperature greater than 425 °C. It describes the test device and the method for each test.

It applies to self-locking nuts as defined above, provided that the relevant documents (dimensional standard, product standard, drawing, procurement specification, etc.) refer to this document.

General information

  • Status
     : Published
    Publication date
     : 2025-07
    Stage
    : International Standard published [60.60]
  • Edition
     : 3
    Number of pages
     : 21
  • Technical Committee :
    ISO/TC 20/SC 4
    ICS :
    49.030.30 
  • 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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