This page no longer updated from 31 October 2001. Latest version can be found at RD-0257

Manufacturer Name: RD-0257. Designer: Kosberg. Developed in: 1983-89. Application: R-36M2 / RS-20V (SS-18 Mod-4) stage 2 vernier. Propellants: N2O4/UDMH Chambers: 4. Country: Russia. Status: Out of Production. First Flight: 1987. References: 309 . Comments: Steering engine of system RD-0255. Gas generator cycle.
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Last update 12 March 2001.
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© Mark Wade, 2001 .