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DescriptionViking 5C rocketengine.jpg
English: The Viking 5C Rocket Engine. The engine was designed and manufactured by six countries: France, Germany, Spain, Belgium, Sweden and Italy. It was used in first stage of Ariane 4 from 1990 to 2003. Picture taken at the National Air and Space Museum's Steven F. Udvar-Hazy Center, Chantilly, Virginia, USA.
Length: 2.87 m (9 ft 5 in).
Weight: 399 Kg (880 lb).
Thrust: 760700 N (171500 lb)
Propellants: Nitrogen tetroxide & unsymmetrical dimethyl hydrazine (UDMH).
Manufacturer: SNECMA for the European Space Agency.
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{{Information |Description={{en|1=The Viking 5C Rocket Engine. The engine was designed and manufactured by six countries: France, Germany, Spain, Belgium, Sweden and Italy. It was used in first stage of Ariane 4 from 1990 to 2003. Length: 2.87 m (9 ft 5