• Sieve, 840 Microns, for Solid Fuel Rocket Propellant Manufacture
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    Cylindrical, brass colored, with green and white sticker. Labels, manufacturer's: U.S. Specifications: Series A.S.T.M. - Opening No. 20- Microns; Opening - 0.331 Inches -20 Mesh (Tyler Equivalent - Opening 20 Mesh) - 840 Microns - Fischer Scientific Co.; sticker: Propulsion Div., No. R-3991 - Research Chem. Lab."

Created by

Smithsonian National Air and Space Museum

Date Created

03/21/2022

Source

Smithsonian National Air and Space Museum

Keywords

Rockets; Space

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