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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

BS SP 55 and SP 56+A3
Specifications for double coil spring washers for aircraft

Title (German)

Doppelfederringe fuer Flugzeuge. Spezifikation

Edition 1953-06-29

Original language English

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

BS SP 55 and SP 56+A3 Specifications for double coil spring washers for aircraft

Want to learn more?

BS SP 55 and SP 56+A3
Specifications for double coil spring washers for aircraft