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RL-10A-1

Engine · USA

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

RL-10
RL-10
Credit: Lockheed Martin

Pratt and Whitney LOx/LH2 rocket engine. Version used on Atlas Centaur LV-3C, and proposed for various early Saturn launch vehicle designs. First flight 1961.

Engine: 131 kg (288 lb). Chamber Pressure: 24.00 bar. Area Ratio: 47. Thrust to Weight Ratio: 51.9389312977099. Coefficient of Thrust vacuum: 2.04916270983758. Coefficient of Thrust sea level: 9.08293765042492E-02.

Country
USA
Propellants
Lox/LH2
Stages
Centaur C