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STN is a protected designation of Slovak national technical standards.
Slotted round nut
Standard published on 1.4.1969
Selected format:Slotted round nuts for hook spanner
Standard published on 1.12.1975
Selected format:Hexagon weld nuts
WITHDRAWN published on 1.12.1975
Selected format:Fasteners - Hexagon weld nuts with flange (ISO 21670:2014)
Standard published on 1.10.2014
Selected format:Hexagon weld nuts with flange (ISO 21670:2003)
WITHDRAWN published on 1.7.2004
Selected format:Fasteners - Hexagon head screws, with fine pitch thread - Product grades A and B (ISO 8676:2022)
Standard published on 1.11.2022
Selected format:Hexagon head screws with metric fine pitch thread - Product grades A and B (ISO 8676:2011)
WITHDRAWN published on 1.9.2011
Selected format:Knurled nuts
Standard published on 1.9.1987
Selected format:Flat knurled nuts
Standard published on 1.9.1987
Selected format:Fasteners - Prevailing torque hexagon nuts - Regular nuts (all metal) (ISO 7719:2025)
Standard published on 1.9.2025
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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