Stepanov IS/US 1 kgf

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Engine Model: Stepanov IS/US 1 kgf. Designer: Stepanov. Developed in: 1960-63. Application: IS/US. Propellants: N2O4/UDMH. Thrust(vac): 9.80 N (2.20 lbf). Country: Russia. Status: Out of Production. Contact us with any corrections, additions, or comments. Conditions for use of drawings, pictures, or other materials from this site.. To contact astronauts or cosmonauts. © Mark Wade, 1997 - 2008 except where otherwise noted.