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RD-172
Part of RD-170 Family
Glushko LOx/Kerosene rocket engine. Zenit-3 stage 1 (?). Developed -1994. Uprated version of RD-171. To have been qualified for flight 1994.

Status: Developed -1994. Date: -1994. Thrust: 8,354.00 kN (1,878,053 lbf). Unfuelled mass: 11,703 kg (25,800 lb). Specific impulse: 337 s. Specific impulse sea level: 311 s. Height: 3.78 m (12.40 ft). Diameter: 4.00 m (13.10 ft).

Chambers: 4. Engine: 11,703 kg (25,800 lb). Chamber Pressure: 258.90 bar. Area Ratio: 36.87. Thrust to Weight Ratio: 72.79. Oxidizer to Fuel Ratio: 2.6.



Country: Russia. Propellants: Lox/Kerosene. Agency: Glushko bureau. Bibliography: 354.

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