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astronautix.com RD-107-8D74K
RD-107
RD-107 -

Credit: © Mark Wade. 46,098 bytes. 255 x 392 pixels.

Manufacturer Name: RD-107. Government Designation: 8D74K. Designer: Glushko. Application: Molniya 8K78-0, R-7A 8K74-0, Voskhod 11A57-0, Vostok 8A92-0, Vostok 8A92M-0. Used on stages: Molniya 8K78-0, R-7A 8K74-0, Voskhod 11A57-0, Vostok 8A92-0, Vostok 8A92M-0. Used on launch vehicles: Molniya 8K78, Polyot 11A59, R-7A 8K74, Voskhod 11A57, Vostok 8A92, Vostok 8A92M. Propellants: Lox/Kerosene Thrust(vac): 101,500 kgf. Thrust(vac): 996.00 kN. Isp: 313 sec. Isp (sea level): 256 sec. Burn time: 119 sec. Mass Engine: 1,145 kg. Diameter: 0.7 m. Length: 2.9 m. Chambers: 4. Chamber Pressure: 59.70 bar. Area Ratio: 18.90. Country: Russia. Status: Out of Production. First Flight: 1959. Last Flight: 1991. Flown: 1944. References: 173 . Comments: OKB Glushko. Used on R-7A 8K74 Production Stage 0, Early Molniya stage 0. Developed in 1957-1960. Propellants kerosene (T-1/RG-1) / Lox. Diameter is per chamber.
R-7 aft endR-7 aft end

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