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Status : Active
Standard Type : Main
Document No : ISO 5858:2026
Document Year : 2026
Pages : 30
Edition : 3
Section Volume : Aerospace fastener systems (ISO/TC 20/SC 4.)
This document specifies the required characteristics for metric self-locking nuts, with MJ threads, for use in aerospace construction at a maximum temperature less than or equal to 425 °C.
It is applicable to nuts as defined above, provided that reference is made to this document in the relevant definition document.