This page no longer updated from 31 October 2001. Latest version can be found at www.astronautix.com
Gross Mass: 300,000 kg.
Empty Mass: 20,000 kg. Thrust (vac): 250,000 kgf. Isp: 347 sec. Burn time: 380 sec. Propellants: Lox/Kerosene Diameter: 4.8 m. Span: 6.8 m. Length: 16.0 m. Country: Russia. No Engines: 4. 11D53F Status: Design 1965. Comments: As per N1 improvement study, 1965. Engine thrust increased and stretched propellant tanks with almost 50% increase.
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Last update 12 March 2001.
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© Mark Wade, 2001 .