This page no longer updated from 31 October 2001. Latest version can be found at www.astronautix.com
Government Designation: 11D431. Designer: Melnikov. Application: Yantar-2K orbital propulsion. Used on spacecraft: Yantar-2K. Propellants: N2O4/UDMH Thrust(vac): 1 kgf. Thrust(vac): 0.01 kN. Burn time: 2,000 sec. Chambers: 1. Country: Russia. Status: In Production. References: 69 . Comments: Orbital propulsion system of the Yantar-2K military satellite, including one 11D430, four 11D431, four 11D446, and eight 11D428. Up to 150,000 ignitions.
Back to Index
Last update 12 March 2001.
Definitions of Technical Terms.
Contact Mark Wade with any corrections or comments.
Conditions for use of drawings, pictures, or other materials from this site..
© Mark Wade, 2001 .