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A military small & medium caliber ammunition collection
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Cartridge Details
5.56 x 45mm
United States
Details
Type
Ball
Projectile
FMJ, GM
Case
brass
Primer
percussion, flat, brass, ring crimp, red annulus
Headstamp
R A 6 5
Notes
This is reported to be an experimental bullet. The projectile has a sharper-than-normal ogive and no seating cannelure.