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ČSN is a protected designation of Czech national technical standards.
Round head screws
Standard published on 18.8.1986
Selected format:
WITHDRAWN published on 4.5.1962
Selected format:Hexalobular socket head cap screws
Standard published on 1.9.2011
Selected format:Hexalobular socket head cap screws
WITHDRAWN published on 1.6.2002
Selected format:Hexalobular socket cheese head screws
Standard published on 1.9.2011
Selected format:Hexalobular socket cheese head screws
WITHDRAWN published on 1.6.2002
Selected format:Hexalobular socket pan head screws
Standard published on 1.9.2011
Selected format:Hexalobular socket pan head screws
WITHDRAWN published on 1.6.2002
Selected format:Hexalobular socket raised countersunk head screws
Standard published on 1.9.2011
Selected format:Hexalobular socket raised countersunk head screws
WITHDRAWN published on 1.6.2002
Selected format:Latest update: 2026-11-02 (Number of items: 2 209 038)
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