ISO 9139:1998
Aerospace — Nuts, plain or slotted (castellated) — Procurement specification
Aerospace — Nuts, plain or slotted (castellated) — Procurement specification
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 18
- Дата публикации:
- 17 декабря 1998 г.
- Издание:
- ISO IS 9139 edition 1 version 1
- ICS:
- 49.030.30
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.
Abstract
Overview
ISO 9139:1998 - "Aerospace - Nuts, plain or slotted (castellated) - Procurement specification" defines the procurement, inspection and quality assurance requirements for metric plain or slotted (castellated) nuts with MJ threads (ISO 5855-2) intended for aerospace construction. It applies when the nut’s definition document explicitly references this International Standard.
This standard focuses on ensuring mechanical integrity, metallurgical soundness, surface condition and correct coatings of nuts used in safety‑critical aerospace assemblies.
Key topics and technical requirements
-
Scope and applicability
- Metric plain or slotted (castellated) nuts with MJ threads for aerospace use.
- Applicable when referenced in the nut’s definition document.
-
Quality assurance and manufacturer approval
- Manufacturer approval per ISO 9003 (for strength
Технические детали
- Технический комитет
- ISO/TC 20/SC 4 - Aerospace fastener systems
- SKU
- ISO 9139:1998
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