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astronautix.com S2.253A


Other Designations: S2.253A. Designer: Isayev. Developed in: 1953-59. Application: R-11FM. Propellants: Nitric acid/Kerosene Thrust(vac): 9,500 kgf. Thrust(vac): 93.00 kN. Isp (sea level): 218 sec. Chambers: 1. Oxidizer to Fuel Ratio: 3.76. Country: Russia. Status: Out of Production. References: 21 , 340 , 344 . Comments: Used in R-11FM submarine version of Scud B. Fuel Kerosene T-1, chemical ignition by TG-02. Mixture ratio derived from tank content. 81 kN sea-level.
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Last update 12 March 2001.
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