International Standard
ISO 9139:2026
Aerospace — Nuts, plain or slotted (castellated) — Procurement specification
Reference number
ISO 9139:2026
Edition 2
2026-05
© ISO 2026
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Published (Edition 2, 2026)

ISO 9139:2026

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Abstract

This document specifies the required characteristics for metric plain or slotted (castellated) nuts, with MJ threads according to ISO 5855-2, for use in aerospace construction.

It is applicable to nuts as defined above, provided that reference is made to this document in the relevant definition document.

General information

  • Status
     : Published
    Publication date
     : 2026-05
    Stage
    : International Standard published [60.60]
  • Edition
     : 2
    Number of pages
     : 17
  • 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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