Features
3.120 inches nominal outside diameter, aluminum material.
Includes quality control certificate of conformance.
Specifications
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Aperture Diameter:
0.216 inches
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Internal Flange Thickness:
0.130 inches
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Knurled Periphery:
Provided
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Material:
Aluminum
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Surface Treatment:
Chemical
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Fsc Application Data:
Night vision equipment
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Federal Supply Class (fsc):
Night vision equipment, emitted and reflected radiation
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National Stock Number (nsn):
5855-00-131-6338