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astronautix.com YF-75


Designer: Beijing Wan Yuan Industry Corp. Used on stages: CZ-3A-3. Used on launch vehicles: CZ-3A, CZ-3B, CZ-3C. Propellants: Lox/LH2 Thrust(vac): 8,000 kgf. Thrust(vac): 78.50 kN. Isp: 440 sec. Burn time: 470 sec. Diameter: 1.5 m. Chambers: 1. Chamber Pressure: 37.60 bar. Area Ratio: 80.00. Oxidizer to Fuel Ratio: 5.00. Thrust to Weight Ratio: 0.00. Country: China. Status: In Production. First Flight: 1994. Last Flight: 1998. Flown: 16. Comments: Gas-generator turbopump. Gimballed engine.
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Last update 12 March 2001.
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© Mark Wade, 2001 .