This is probably an impeller element for a pump for one of the experimental liquid propellant rockets of the American rocket pioneer Dr. Robert H. Goddard (1882-1945). It may date to his P- or pump series of rockets, undertaken from Sept. 1938 to Oct. 1941, at his test site at Roswell, New Mexico.
It was found in the Smithsonian collections, but likely was originally part of a major gift of Goddard artifacts to the Smithsonian by the Daniel and Florence Guggenheim Foundation in 1950.
This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
United States of America
PROPULSION-Accessories (to an Engine)
Dr. Robert H. Goddard
Overall: 2 1/8in. x 1 3/4in. (5.4 x 4.45cm)
Non-ferrous; probably stainless steel; threaded shaft, steel
A19660020000
Found in Collection
National Air and Space Museum
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