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Manufacturer Name: RD-0212. Government Designation: 8D49. Other Designations: RD-473. Designer: Kosberg. Developed in: 1962-68. Application: Proton stage 3. Used on stages: Proton K-3, UR-500 Stage 3. Used on launch vehicles: Monoblock UR-500, Polyblock UR-500, Proton 8K82K, Proton 8K82K / 11S824, Proton 8K82K / 11S824F, Proton 8K82K / 11S824M, Proton 8K82K / 11S86, Proton 8K82K / 11S861, Proton 8K82K / 11S861-01, Proton 8K82K / 17S40, Proton 8K82K / DM1, Proton 8K82K / DM2, P. Propellants: N2O4/UDMH Thrust(vac): 62,510 kgf. Thrust(vac): 613.00 kN. Isp: 325 sec. Burn time: 230 sec. Chambers: 1 + 4. Country: Russia. Status: In Production. First Flight: 1967. Last Flight: 1999. Flown: 260. References: 307 . Comments: Engine unit (DU) consisting of 1 RD-0213 maine engine and 4 RD-0214 vernier/steering engines. 8D48 is essentially similar to 8D411 and 8D412 and has the same combustion chamber.
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Last update 12 March 2001.
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