This page no longer updated from 31 October 2001. Latest version can be found at N1 Block V

Gross Mass: 188,700 kg. Empty Mass: 13,700 kg. Thrust (vac): 164,000 kgf. Isp: 353 sec. Burn time: 370 sec. Propellants: Lox/Kerosene Diameter: 4.8 m. Span: 6.4 m. Length: 14.1 m. Country: Russia. No Engines: 4. NK-21 Status: Hardware.
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Last update 12 March 2001.
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© Mark Wade, 2001 .