This page no longer updated from 31 October 2001. Latest version can be found at R-7A 8K74-0

R-7 aft end
R-7 aft end -

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Gross Mass: 42,800 kg. Empty Mass: 3,200 kg. Thrust (vac): 101,500 kgf. Isp: 313 sec. Burn time: 120 sec. Propellants: Lox/Kerosene Isp(sl): 256 sec. Diameter: 2.7 m. Span: 2.7 m. Length: 19.0 m. Country: Russia. No Engines: 1. RD-107-8D74K Status: Hardware.
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Last update 12 March 2001.
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© Mark Wade, 2001 .