I.S. EN 1666:1997
Current
The latest, up-to-date edition.
PREVAILING TORQUE TYPE HEXAGON NUTS WITH FLANGE (WITH NON-METALLIC INSERT) WITH METRIC FINE PITCH THREAD
Hardcopy , PDF
English
01-01-1997
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Defines characteristics of prevailing torque type hexagon nuts having flange and non-metallic annular insert and metric fine pitch thread with nominal thread diameters d from 8 mm up to and including 20 mm in product grade A for d less than or equal to 16 mm, with property classes 6, 8 and 10.
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