ISO/CD 7040

Fasteners — Prevailing torque hexagon nuts — Regular nuts (with non-metallic insert)

General information

Current stage: 30.20 Effective date: Feb 21, 2023

Originator: ISO

Owner: ISO/TC 2/SC 12

Type: International Standard

Scope

ISO 7040:2012 specifies the characteristics of prevailing torque type hexagon regular nuts (with non-metallic insert) with threads from M3 up to and including M36, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 5, 8 and 10.

Life cycle

PREVIOUSLY

Revises
ISO 7040:2012

NOW

IN_DEVELOPMENT
ISO/CD 7040
30.20 CD study/ballot initiated
Feb 21, 2023

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