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ISO 1501:2009

ISO miniature screw threads ISO 1501:2009

Publication date:   Apr 30, 2009

General information

90.93   Standard confirmed   Dec 22, 2025

ISO

ISO/TC 1 Screw threads

International Standard

21.040.30   Special screw threads

Buying

Published

Language in which you want to receive the document.

Scope

ISO 1501:2009 specifies the profiles, diameter-pitch combinations, basic dimensions, tolerances, limits of size and designation for ISO miniature screw threads with nominal diameters from 0,3 mm to 1,4 mm. These threads are applicable to timepieces, optical instruments, electrical meters, measuring instruments, etc.
The profiles and tolerance system for ISO miniature screw threads (S) differ from the profile and tolerance system for ISO general purpose metric screw threads (M).

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/R 1501:1970

NOW

PUBLISHED
ISO 1501:2009
90.93 Standard confirmed
Dec 22, 2025

CORRIGENDA / AMENDMENTS

PUBLISHED
ISO 1501:2009/Amd 1:2020




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