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ČSN is a protected designation of Czech national technical standards.
Involute splines with pressure angle 30°. Basic profile and teeth form
Standard published on 23.6.1978
Selected format:Involute splines with pressure angle 30°. Nominal dimensions and measured quantities
Standard published on 28.12.1978
Selected format:
WITHDRAWN published on 17.10.1962
Selected format:
WITHDRAWN published on 27.6.1962
Selected format:Technical product documentation (TPD) - Relief grooves - Types and dimensioning
Standard published on 1.2.2022
Selected format:Technická dokumentace produktu (TPD) - Zápichy - Tvary a kótování.
Correction published on 1.6.2025
Selected format:Recesses
WITHDRAWN published on 6.11.1974
Selected format:Technical product documentation (TPD) - Relief grooves - Types and dimensioning
WITHDRAWN published on 1.1.2019
Selected format:Technical product documentation (TPD) - Relief grooves - Types and dimensioning
WITHDRAWN published on 1.4.2020
Selected format:Grinding allowances
Standard published on 10.3.1956
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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