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ČSN is a protected designation of Czech national technical standards.
Aerospace series - Six lobe recesses for bolts - Technical specification
Standard published on 1.12.2008
Selected format:Aerospace series - Wrenches, splined, socket for pipe fittings - Technical specification
Standard published on 1.12.2006
Selected format:Aerospace series - Wrenches and sockets, bi-hexagonal - Technical specification
Standard published on 1.12.2006
Selected format:Aerospace series - Sockets, bi-hexagonal - Technical Specification
Standard published on 1.10.2008
Selected format:Aerospace - Fasteners for aerospace construction - Bi-hexagonal wrenching configuration
WITHDRAWN published on 1.7.1998
Selected format:Aerospace - Fasteners for aerospace construction - Spline drive wrenching configuration - Metric series
WITHDRAWN published on 1.7.1998
Selected format:Aerospace series - Clearance for wrenches and sockets
WITHDRAWN published on 1.12.2008
Selected format:Aerospace series - External spiral drive heads for threaded fasteners - Geometrical definition and fastener head wrenching configuration
Standard published on 1.12.2019
Selected format:Aerospace series - Spiral drive recesses for threaded fasteners - Geometrical definition and technical requirements
Standard published on 1.6.2020
Selected format:Aerospace - Bolts and screws, metric - Tolerances of from and position
Standard published on 1.7.1998
Selected format:Latest update: 2026-08-26 (Number of items: 2 298 418)
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