This page no longer updated from 31 October 2001. Latest version can be found at Nova MM 34-1

Gross Mass: 10,126,000 kg. Empty Mass: 544,000 kg. Thrust (vac): 3,129,000 kgf. Isp: 439 sec. Burn time: 388 sec. Propellants: Lox/LH2 Isp(sl): 382 sec. Diameter: 24.4 m. Span: 24.4 m. Length: 84.8 m. Country: USA. No Engines: 4. L6H Status: Study 1963. Comments: Operational date would have been June 1976. Sustainer stage (required 4-engine booster stage). .
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Last update 12 March 2001.
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© Mark Wade, 2001 .