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RD-0203

Engine · Russia

Original archive entry. The text, images and links below are kept as they were written.

RD-0203
RD-0203
Credit: KBKhA

Kosberg N2O4/UDMH rocket engine. UR-200 stage 1. Hardware. DU consisting of 4 RD-0204 gimbaled motors. Staged combustion cycle. First flight 1964.

Thrust (sl): 2,000.000 kN (449,600 lbf). Thrust (sl): 204,000 kgf. Engine: 381 kg (839 lb). Area Ratio: 29.81. Thrust to Weight Ratio: 149.5. Oxidizer to Fuel Ratio: 2.6.

Country
Russia
Propellants
N2O4/UDMH
Stages
UR-200-1
Bibliography
309, 7472