ISO 8642:2025

Aerospace — Self-locking nuts with maximum operating temperature greater than 425 °C — Test methods

Publication date:   Jul 7, 2025

General information

60.60   Standard published   Jul 7, 2025

ISO

ISO/TC 20/SC 4 Aerospace fastener systems

International Standard

49.030.30   Nuts

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Scope

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.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 8642:2008

NOW

PUBLISHED
ISO 8642:2025
60.60 Standard published
Jul 7, 2025