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RL-10A-3A

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. Used on Centaur stage atop Atlas G, Atlas I, Atlas II, Titan 4. First flight 1984.

Engine: 141 kg (310 lb). Chamber Pressure: 32.31 bar. Area Ratio: 61. Thrust to Weight Ratio: 53.2400806451613. Oxidizer to Fuel Ratio: 5. Coefficient of Thrust vacuum: 1.67432171823688.

Country
USA
Spacecraft
Space Tug
Propellants
Lox/LH2