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A military small & medium caliber ammunition collection

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20 x 110mm USN United States

20 x 110mm USN Inert United States profile view.20 x 110mm USN Inert United States head view.

Details

TypeInert
Projectilesteel, black, 1 copper driving band Driving Band Markings: PMM-1-11 51-20MM T-114
Casebrass, knurled choke crimp Markings: (black ink) INERT FA1
Primernone
Headstamp[none]
NotesInert case filler.