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Rocket Engine, Liquid Fuel, Apollo Lunar Module Ascent Engine

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Display Status:

This object is on display in the Apollo to the Moon exhibition at the National Air and Space Museum in Washington, DC.

Collection Item Summary:

This is the Lunar Module Ascent Engine used to lift up the ascent portion of the Lunar Excursion Module (LEM) after the completion of a lunar landing mission for Project Apollo. The ascent portion of the LEM, carrying the Apollo two astronauts, then docked with the Command Module (CM) orbiting the Moon and flown by the CM Commander.

The Ascent Engine engine produced 3,500 pounds of thrust and was built by the Bell Aerosystems Company. The engine was used successfully in all operational Apollo lunar missions between 1969 and 1972, except for Apollo 13 which did not reach the Moon. This engine was donated to the Smithsonian in 1972 by the Grumman Aerospace Co.

Collection Item Long Description:

Data Source

National Air and Space Museum

Rights

Do not reproduce without permission from the Smithsonian Institution, National Air and Space Museum

Manufacturer

Bell Aerosystems Company

Credit Line

Gift of Grumman Aerospace Corporation

Materials

Overall metal; combustion chamber covering probably a phenolic

Dimensions

Overall: 4 ft. 5 in. tall x 2 ft. 6 3/4 in. wide x 2 ft. 8 1/4 in. diameter (134.62 x 78.11 x 81.92cm)

See more items in

National Air and Space Museum Collection

Country of Origin

United States of America

Type

PROPULSION-Rocket Engines

Inventory Number

A19721168000