This page no longer updated from 31 October 2001. Latest version can be found at R-7 8K71-1

R-7 aft end
R-7 aft end -

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Gross Mass: 95,300 kg. Empty Mass: 7,500 kg. Thrust (vac): 93,000 kgf. Isp: 308 sec. Burn time: 330 sec. Propellants: Lox/Kerosene Isp(sl): 241 sec. Diameter: 3.0 m. Span: 3.0 m. Length: 28.0 m. Country: Russia. No Engines: 1. RD-108-8D75 Status: Hardware.
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Last update 12 March 2001.
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© Mark Wade, 2001 .