I use the CCI armory primers for anything that is going to be fired in a semi-automatic weapon that has a free floating firing pin. The cost difference is minimal and worth the reduced risk of a slam-fire IMO.
CCI #41 for 5.56x45
CCI #34 for 7.62x39, 7.62 Nato, 30-06.
NRA Lifetime Member Since 1999
"I ask, sir, what is the militia? It is the whole people except for a few public officials." George Mason