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STN is a protected designation of Slovak national technical standards.
Bevel and hypoid gears. Terms, definitions and symbols for errors and tolerances
Standard published on 1.9.1980
Selected format:Terms for gear tolerances. Cylindrical and double-enveloping worm gears
Standard published on 1.4.1981
Selected format:Straight bevel gears. Modules and diametral pitches
Standard published on 1.1.1997
Selected format:Cylindrical gears for general and heavy engineering.Standard basic rack tooth profile
Standard published on 1.10.2012
Selected format:Involute cylindrical gears. Basic rack
WITHDRAWN published on 1.11.1978
Selected format:Cylindrical gears for general and heavy engineering. Basic rack
WITHDRAWN published on 1.1.1997
Selected format:Gears. Modules
Standard published on 1.11.1978
Selected format:Gears with small module. Basic profile
Standard published on 1.9.1986
Selected format:Gears. Helix angles of gear teeth
Standard published on 1.4.1966
Selected format:Cylindrical gears for general engineering and for heavy engineering -- Modules
Standard published on 1.8.2005
Selected format:Latest update: 2025-12-25 (Number of items: 2 253 105)
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