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RD-216
Part of RD-215 Family
Glushko Nitric acid/UDMH rocket engine. R-14, Kosmos 11K65 stage 1. RD-216 was an assembly of 2 RD-215's with 2 combustion chambers and 2 turbines. Two sets of these were in turn used in the first stage of the R-14. First flight 1964.

AKA: 11D614. Date: 1958-60. Number: 788 . Thrust: 1,728.00 kN (388,469 lbf). Unfuelled mass: 1,350 kg (2,970 lb). Specific impulse: 291 s. Specific impulse sea level: 248 s. Burn time: 146 s. Height: 2.20 m (7.20 ft). Diameter: 2.26 m (7.41 ft).

Beginning with this engine Glushko cut the previous 3 to 5 year development time for new engines to 2 years. Diameter is per chamber.

Chambers: 4. Thrust (sl): 1,469.200 kN (330,289 lbf). Thrust (sl): 149,796 kgf. Engine: 1,350 kg (2,970 lb). Chamber Pressure: 73.60 bar. Area Ratio: 18.8. Propellant Formulation: AK27I/UDMH. Thrust to Weight Ratio: 131.4. Oxidizer to Fuel Ratio: 2.5.



Family: Storable liquid. Country: Russia. Launch Vehicles: R-14, Kosmos 65S3, Kosmos 11K65, Kosmos 11K65M, Kosmos 65MP. Propellants: Nitric acid/UDMH. Stages: Kosmos-1. Agency: Glushko bureau. Bibliography: 225, 287, 317, 320, 42.

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