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A military small & medium caliber ammunition collection
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Cartridge Details
20 x 102mm
United States
Details
Type
TP-T, PGU-30A/B
Projectile
steel, aluminum windscreen, blue with red Ts, 1 copper driving band
Case
brass, choke crimp
Primer
electric, flat, brass, ring crimp
Headstamp
[none]
Notes
The primer has been drilled and there is no powder charge.