Maneuvering Unit, Hand-Held, White, Gemini 4


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 Hand-Held Maneuvering Unit was used by Edward White III on his historic "walk in space" on June 3, 1965.

It is constructed of aluminium and stainless steel, with three small rocket nozzles, two of which are located on extenders, permitting the astronaut to move his body to the right or left, or gently forward. There is a rocker switch incorporated into the handle for the operation of the nozzles, and two oxygen tanks under 3400 psi of pressure for fuel.

The unit was manufactured by Airesearch Manufacturing Company and transferred to the National Air and Space Museum in 1967.

Collection Item Long Description:


Hand-Held Maneuvering Unit

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 NASA


Anodized Aluminum, Aluminum, Steel, Fiberglass, Copper, Velcro, Nylon, Adhesive


  • Overall: 2ft 8in. x 1ft 2in. x 9in. x 2in., 6.8lb. (81.28 x 35.56 x 22.9 x 5.1cm, 3.1kg)
  • Folded: 17" x 10" x 3"

Country of Origin

United States of America



Inventory Number