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astronautix.com Soyuz 11A511-1
R-7 aft end
R-7 aft end -

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Gross Mass: 100,500 kg. Empty Mass: 6,500 kg. Thrust (vac): 99,700 kgf. Isp: 315 sec. Burn time: 292 sec. Propellants: Lox/Kerosene Isp(sl): 252 sec. Diameter: 3.0 m. Span: 3.0 m. Length: 27.8 m. Country: Russia. No Engines: 1. RD-108-11D512 Status: Hardware. Other designations: 11S59 Block D.
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Last update 12 March 2001.
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