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LR105-5

Engine · USA

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

MA-3
MA-3
Credit: Boeing / Rocketdyne

Rocketdyne LOx/Kerosene rocket engine. Atlas E, F. Atlas Sustainer. Gas generator, pump-fed. Separate turbopumps for each booster engine. First flight 1960.

Thrust (sl): 269.000 kN (60,473 lbf). Thrust (sl): 27,430 kgf. Engine: 460 kg (1,010 lb). Chamber Pressure: 48.00 bar. Area Ratio: 25. Propellant Formulation: Lox/RP-1. Thrust to Weight Ratio: 85.6521739130435. Oxidizer to Fuel Ratio: 2.25. Coefficient of Thrust vacuum: 1.84806464629871. Coefficient of Thrust sea level: 1.32723131296538.

Country
USA
Propellants
Lox/Kerosene