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Manufacturer Name: KTDU-66. Other Designations: S5.66. Designer: Isayev. Developed in: 1970-71. Application: Salyut 1. Used on spacecraft: Salyut 1. Propellants: Nitric acid/UDMH Thrust(vac): 417 kgf. Thrust(vac): 4.09 kN. Isp: 280 sec. Burn time: 1,000 sec. Mass Engine: 305 kg. Diameter: 2.5 m. Length: 1.1 m. Chambers: 1 + 2. Chamber Pressure: 39.20 bar. Oxidizer to Fuel Ratio: 1.85. Country: Russia. Status: Out of Production. References: 321 , 344 . Comments: Spacecraft maneuvering engine, derivative of KTDU-35. Longer burn time of 1000 s. Comprises single-chamber main engine plus dual-chamber back-up engine. Thrusts 4.09 + 4.03 kN.
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Last update 12 March 2001.
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