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RD-185
Part of RD-120 Family
Glushko LOx/LCH4 rocket engine. Riksha-0 stage 2. Developed 1996-. Upper stage version of RD-169 with larger nozzle. Gimbaling +/- 4 degree in two planes.

Status: Developed 1996-. Date: 1996-. Thrust: 179.00 kN (40,240 lbf). Unfuelled mass: 415 kg (914 lb). Specific impulse: 378 s. Height: 3.30 m (10.80 ft). Diameter: 1.50 m (4.90 ft).

In 1996 prototype development was estimated to take four years from go-ahead. Nozzle expansion ratio is 150/0.036=4167.

Engine: 415 kg (914 lb). Chamber Pressure: 147.00 bar. Thrust to Weight Ratio: 43.97. Oxidizer to Fuel Ratio: 3.4.



Country: Russia. Launch Vehicles: Riksha. Propellants: Lox/LCH4. Agency: Glushko bureau. Bibliography: 325.

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