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Family: N. Country: Russia. Status: Study 1965.
N-IMV-II, III was the ultimate conventionally-powered N1 ever considered. It paired the monster N-1M first stage with new cryogenic second and third stages. Both liftoff thrust and payload of this vehicle would have been double that of the American Saturn V.
SpecificationsLEO Payload: 230,000 kg. to: 220 km Orbit. at: 51.6 degrees. Liftoff Thrust: 7,500,000 kgf. Total Mass: 5,200,000 kg. Core Diameter: 17.0 m. Total Length: 165.0 m.
- Stage Number: 1. 1 x N1M 1965 - A Gross Mass: 3,800,000 kg. Empty Mass: 375,000 kg. Thrust (vac): 8,700,000 kgf. Isp: 330 sec. Burn time: 130 sec. Isp(sl): 296 sec. Diameter: 10.0 m. Span: 17.0 m. Length: 50.0 m. Propellants: Lox/Kerosene No Engines: 30. 11D51M
- Stage Number: 2. 1 x N1 Block V-II Gross Mass: 805,000 kg. Empty Mass: 115,000 kg. Thrust (vac): 800,000 kgf. Isp: 440 sec. Burn time: 380 sec. Diameter: 10.0 m. Span: 10.0 m. Length: 50.0 m. Propellants: Lox/LH2 No Engines: 4. NK-15VM
- Stage Number: 3. 1 x N1 Block V-III Gross Mass: 325,000 kg. Empty Mass: 35,000 kg. Thrust (vac): 240,000 kgf. Isp: 440 sec. Burn time: 510 sec. Diameter: 8.0 m. Span: 8.0 m. Length: 27.0 m. Propellants: Lox/LH2 No Engines: 6. RD-57
Bibliography:- 283 - Vetrov, G S, S. P. Korolev i evo delo, Nauka, Moscow, 1998.
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Last update 12 March 2001.
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