Orifice Set

Orifice Set

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Description
Wooden box with plaque on lid that reads "H.E.I. Standard Orifice Set / Calibrated by / National Bureau of Standards." A plaque inside the lid reads "AMERICAN INSTRUMENT COMPANY." Inside the box are 10 metal items of different sizes.
Location
Currently not on view
Object Name
orifice set
maker
American Instrument Company
Measurements
overall: 7 1/2 in x 6 3/4 in x 3 in; 19.05 cm x 17.145 cm x 7.62 cm
ID Number
ZZ.RSN79627Z27
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Medicine and Science: Physical Sciences
Data Source
National Museum of American History
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