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astronautix.com Saturn MS-II-1-J-2T-250K

Advanced Engines
Advanced Engines
Advanced Engines planned for uprated Saturn and Nova boosters

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Gross Mass: 521,447 kg. Empty Mass: 49,877 kg. Thrust (vac): 566,790 kgf. Isp: 441 sec. Burn time: 348 sec. Propellants: Lox/LH2 Isp(sl): 290 sec. Diameter: 10.1 m. Span: 10.1 m. Length: 25.9 m. Country: USA. No Engines: 5. J-2T-250K Status: Study NASA 1966. Comments: Basic Saturn II with 41 inch stretch of hydrogen tank, uprated J-2T 250k engines with 25% improvement in thrust and 16 second increase in specific impulse.
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Last update 12 March 2001.
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