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ISO 7040:2012Withdrawn

Prevailing torque type hexagon regular nuts (with non-metallic insert) — Property classes 5, 8 and 10

Écrous hexagonaux normaux autofreinés (à anneau non métallique) — Classes de qualité 5, 8 et 10

This edition has been replaced by ISO 7040:2025.

Abstract / 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

Replaces

ISO 7040:1997WithdrawnPrevailing torque type hexagon nuts (with non-metallic insert), style 1 — Property classes 5, 8 and 10International Standard · Published 6 Nov 1997 · ISO/TC 2/SC 12

Replaced by

ISO/PWI 7040Deleted (project abandoned)Prevailing torque hexagon regular nuts (with non-metallic insert) — Product grades A and BInternational Standard · ISO/TC 2/SC 12ISO/DIS 7040Deleted (project abandoned)Prevailing torque hexagon regular nuts (with non-metallic insert) — Product grades A and BInternational Standard · ISO/TC 2/SC 12ISO 7040:2025PublishedFasteners — Prevailing torque hexagon nuts — Regular nuts (with non-metallic insert)International Standard · Published 10 Jun 2025 · ISO/TC 2/SC 12