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RD-853
RD-853
RD-853
Credit: via Dietrich Haeseler
Yuzhnoye Nitric acid/UDMH rocket engine. Stage 2, no application. Developed 1960-63. Designed for second stage, no application. Two thrust levels. Thrust 467.6 kN + 11.8 kN / 7.65 kN.

Status: Developed 1960-63. Date: 1960-63. Thrust: 467.60 kN (105,121 lbf). Unfuelled mass: 485 kg (1,069 lb). Specific impulse: 301 s. Burn time: 134 s. Height: 3.28 m (10.75 ft). Diameter: 1.30 m (4.25 ft).

Chambers: 1 + 4. Engine: 485 kg (1,069 lb). Chamber Pressure: 83.60 bar. Propellant Formulation: AK27/UDMH. Thrust to Weight Ratio: 98.31. Oxidizer to Fuel Ratio: 2.41.

Family: Storable liquid. Country: Ukraine. Propellants: Nitric acid/UDMH. Agency: Yuzhnoye. Bibliography: 348.
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