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20 x 110mm USN United States

20 x 110mm USN Fired United States 20MM-MK.5 MOD profile view.20 x 110mm USN Fired United States 20MM-MK.5 MOD head view.

Details

TypeFired
Projectile[none]
Casesteel, cadmium plated
Primerelectric, flat, brass, 3-stake crimp
Headstamp20MM-MK.5 MOD
NotesHeadstamp is partially illegible.