S2.253A

Other Designations: S2.253A. Designer: Isayev. Developed in: 1953-59. Application: R-11FM. Propellants: Nitric acid/Kerosene. Thrust(vac): 93.000 kN (20,907 lbf). Isp (sea level): 218 sec. Chambers: 1. Oxidizer to Fuel Ratio: 3.76. Country: Russia. Status: Out of Production.

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.

Bibliography and Further Reading

Shirokorad, A, Rakety nad Morem, Second Edition, Tekhnika I Vooruzhenie, Moscow 11-12, 1997 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.

Semenov, Yuri P Editor, Raketno-kosmicheskaya korporatsiya 'Energia' imeni S P Koroleva, Moscow, Russia, 1996. Russian in-house history of the Energia Corporation and its predecessors. Unprecedented detail, photographs, designations, and drawings, on the products of Korolev's OKB.

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