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This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Object Details
Country of Origin United States of America Type INSTRUMENTS-Engine & Fuel Manufacturer Nelson Blower & Furnace Co.
 Physical Description Steel case with porcelain face & black markings. Dimensions 3-D (Tachometer): 12.7 × 12.7 × 7.6cm, 0.5kg (5 × 5 × 3 in., 1.2lb.)
3-D (Loose Hardware): 9 × 9 × 6.7cm (3 9/16 × 3 9/16 × 2 5/8 in.)
 Materials Aluminum
Copper Alloy
Steel
Glass
Synthetic
Coating
 Inventory Number A19350024000 Credit Line Transferred from the U.S. Bureau of Prisons Data Source National Air and Space Museum Restrictions & Rights Usage conditions apply
For more information, visit the Smithsonians Terms of Use.