UNE-EN 1666:1998
Current
The latest, up-to-date edition.
Prevailing torque type hexagon nuts with flange (with non-metallic insert) with metric fine pitch thread (ISO 12125:1997, modified)
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Spanish, Castilian, English
11-09-1998
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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