This page no longer updated from 31 October 2001. Latest version can be found at Saturn S-N C-5N

Gross Mass: 53,694 kg. Empty Mass: 10,429 kg. Thrust (vac): 27,206 kgf. Isp: 800 sec. Burn time: 1,250 sec. Propellants: Nuclear/LH2 Diameter: 10.1 m. Span: 10.1 m. Length: 19.3 m. Country: USA. No Engines: 1. Nerva Status: Study 1961. Used as: Saturn C-5N-3. Comments: Nuclear upper stage considered in lieu of S-IVB in final Saturn C-5 study in November 1961.
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Last update 12 March 2001.
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© Mark Wade, 2001 .