A military small & medium caliber ammunition collection

20 x 102mm United States

20 x 102mm Dummy M51A1 United States  profile view.20 x 102mm Dummy M51A1 United States  head view.

Details

TypeDummy, M51A1
Projectilesteel, 1 steel driving band Projectile Markings: (black ink) LC-55-16 (stamped) 20MM DUMMY M51A1
Casesteel, choke crimp, cadmium plated
Primerpercussion, flat, steel, 3-triangle crimp
Headstamp[none]