Features
4.590 inches minimum and 4.650 inches maximum outside diameter, aluminum alloy material, anodize and paint surface treatment.
Includes quality control certificate of conformance.
Specifications
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Aperture Diameter:
4.252 inches
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Mounting Configuration:
2 threaded holes, 4-4ounc-2b
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Thread Location:
External
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Internal Flange Thickness:
Between 0.157 inches and 0.217 inches
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Knurled Periphery:
Not provided
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Material:
Aluminum alloy
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Surface Treatment:
Anodized and painted
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Fsc Application Data:
Night vision equipment, emitted and reflected radiation
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Federal Supply Class (fsc):
Night vision equipment, emitted and reflected radiation
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National Stock Number (nsn):
5855-00-904-9469
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Special Features:
thickness of 0.375 in. Porm 0.030 in.