
The cartridge is a training round intended as a substitute for a service round to be used in target practice.
The one piece projectile cavity is hollow. The nose (ogive) made of aluminum or steel is swaged to the projectile body. The projectile is painted blue with markings in black. It consists of a solid projectile without a fuze.
Primer - Electric, M52A3B1
Propellant - WC 870 (585 grains) or WC 872 (605 grains)
Nothing else to see.
TM 43-0001-27, Small Caliber Ammunition (chg 7, 2004)