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Manufacturer Name: RD-0214. Government Designation: 8D811. Designer: Kosberg. Developed in: 1962-68. Application: Proton stage 3 vernier. Used on stages: Proton K-3. Propellants: N2O4/UDMH Thrust(vac): 3,150 kgf. Thrust(vac): 30.98 kN. Isp: 293 sec. Chambers: 4. Chamber Pressure: 53.00 bar. Country: Russia. Status: In Production. First Flight: 1967. References: 307 . Comments: Based on RD-0207. Four used as steering engines for Proton Stage 3 in system RD-0212.
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Last update 12 March 2001.
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