Intertial Measurement Unit


Display Status:

This object is not on display at the National Air and Space Museum. It is either on loan or in storage.

Collection Item Summary:

This device was part of the inertial measurement unit for the Space Shuttle orbiter. It provided a stable platform for the Shuttle's guidance, navigation, and control, using a set of high-precision gyroscopes and accelerometers. It uses a system of four gimbals to maintain a fixed position in space regardless of any movements of the Orbiter. It is probably flown hardware. The device was transfered from NASA in 2014.

Collection Item Long Description:

Data Source

National Air and Space Museum

Restrictions & Rights

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


Credit Line

Transferred from the National Aeronautics and Space Administration, Kennedy Space Center


Glass, synthetic fabric, aluminum, plastic, stainless, electronics


3-D: 57.8 x 26 x 24.4cm (22 3/4 x 10 1/4 x 9 5/8 in.)

Country of Origin

United States of America



Inventory Number


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