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A military small & medium caliber ammunition collection

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20 x 102mm United States

20 x 102mm TP T199 United States profile view.20 x 102mm TP T199 United States head view.

Details

TypeTP, T199
Projectilesteel, aluminum windscreen, black, 1 copper driving band Projectile Markings: (white ink) 20MM TP T199- KOP-120-11 Driving Band Markings: 20MM T283E1
Casesteel, knurled choke crimp, cadmium plated
Primerelectric, flat, brass, ring crimp, red annulus
Headstamp[none]