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ISO 1501:2009

ISO miniature screw threads

General information
Valid from 30.04.2009
Directives or regulations
None

Standard history

Status
Date
Type
Name
29.01.2020
Amendment
30.04.2009
Main
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).
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