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RD-57
Part of RD-54
Lyulka LOx/LH2 rocket engine. N1 Block S (N-1M). Study 1965. One to have been used in N1 Block S. In fixed chamber version, 3 to 6 to have been used in N1 Block V-III. Engine system includes roll control thruster with 1.29 kN thrust.
AKA: 11D57;D-57. Status: Study 1965. Date: 1960-77. Thrust: 392.00 kN (88,125 lbf). Unfuelled mass: 840 kg (1,850 lb). Specific impulse: 457 s. Burn time: 800 s. Height: 3.66 m (12.00 ft). Diameter: 1.86 m (6.10 ft).
Engine: 840 kg (1,850 lb). Chamber Pressure: 111.00 bar. Area Ratio: 142.3. Thrust to Weight Ratio: 47.61. Oxidizer to Fuel Ratio: 5.8.
Country:
Russia.
Launch Vehicles:
N-IFV-III,
N-IFV-II-III,
N-IMV-III,
N-IMV-II-III,
N-IUV-III,
N1M,
N1F-L3M.
Propellants:
Lox/LH2.
Stages:
N1 Block S,
N1 Block V-III.
Agency:
Lyulka bureau.
Bibliography:
331,
332,
89,
94.
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