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ISO 9139:1998

Aerospace — Nuts, plain or slotted (castellated) — Procurement specification ISO 9139:1998

Publication date:   Dec 17, 1998

95.99   Withdrawal of Standard   May 26, 2026

General information

95.99   Withdrawal of Standard   May 26, 2026

ISO

ISO/TC 20/SC 4 Aerospace fastener systems

International Standard

49.030.30   Nuts

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Scope

This International Standard 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 International Standard in the relevant definition document.

Life cycle

NOW

WITHDRAWN
ISO 9139:1998
95.99 Withdrawal of Standard
May 26, 2026

REVISED BY

PUBLISHED
ISO 9139:2026




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