KTDU-66

Manufacturer Name: KTDU-66. Other Designations: S5.66. Designer: Isayev. Developed in: 1970-71. Application: Salyut 1. Propellants: Nitric acid/UDMH. Thrust(vac): 4.090 kN (919 lbf). Isp: 280 sec. Burn time: 1,000 sec. Mass Engine: 305 kg (672 lb). Diameter: 2.50 m (8.20 ft). Length: 1.14 m (3.73 ft). Chambers: 1 + 2. Chamber Pressure: 39.20 bar. Oxidizer to Fuel Ratio: 1.85. Thrust to Weight Ratio: 1.36. Country: Russia. Status: Out of Production.

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.

KTDU-66 used on Spacecraft

Used on: Salyut 1.

Bibliography and Further Reading

Glushko, V P (ed), Kosmonavtika Entsiklopedi, Moscow 1985 via Dietrich Haeseler.

Siddiqi, Asif A, Soviet Space Web Page, 1999 via Dietrich Haeseler. Asif Siddiqi presents material that could not be fit into his monumental 'Challenge to Apollo'. Accessed at: http://home.earthlink.net/~cliched/main_space.html.

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