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A military small & medium caliber ammunition collection

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20 x 102mm United States

20 x 102mm Dummy M51E8 United States profile view.20 x 102mm Dummy M51E8 United States head view.

Details

TypeDummy, M51E8
Projectilesteel, blue, 1 steel driving band Projectile Markings: (white ink) CTG DUMMY 20MM M51E8 LOT UNK (stamped) 20MM DUMMY M51A1
Casesteel, choke crimp
Primerpercussion, flat, steel, 3-triangle crimp
Headstamp[none]
NotesThe stenciled model designation looks like M51E3 but the 3 is actually a partially-printed 8.