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astronautix.com L7


Designer: MBB. Used on stages: Ariane 5-2. Used on launch vehicles: Ariane 5. Propellants: N2O4/MMH Thrust(vac): 2,800 kgf. Thrust(vac): 27.40 kN. Isp: 320 sec. Burn time: 810 sec. Mass Engine: 110 kg. Diameter: 4.0 m. Length: 2.2 m. Chambers: 1. Chamber Pressure: 10.35 bar. Area Ratio: 83.31. Oxidizer to Fuel Ratio: 2.05. Thrust to Weight Ratio: 25.45. Country: Germany. Status: In Production. First Flight: 1996. Last Flight: 1998. Flown: 4.
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Last update 12 March 2001.
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