A military small & medium caliber ammunition collection

20 x 110mm USN United States

20 x 110mm USN Dummy MK 100 United States 20MM MK5.MOD.0 RNO . 3-67 . profile view.20 x 110mm USN Dummy MK 100 United States 20MM MK5.MOD.0 RNO . 3-67 . head view.

Details

TypeDummy, MK 100
Projectilesteel, aluminum windscreen, gold, 1 copper driving band Projectile Markings: (black ink) 20MM DUMMY INERT FOR GUNS MK 11 & 12 Driving Band Markings: 20MM MK-11-1 [A] GLN-68-5
Casesteel, roll crimp, zinc chromate plated, 6 holes Markings: (black ink) RNO 1-641
Primernone
Headstamp20MM MK5.MOD.0 RNO . 3-67 .