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AR15.COM
1/25/2008 6:54:48 AM EDT
Can I shoot 5.56mm NATO out of my Rock River AR, Federal XM193 in particular?
Thanks!!
1/25/2008 7:25:06 AM EDT
[#1]
i shot 5.56 out of my entry tactical.. so im sure you can.
1/25/2008 8:11:11 AM EDT
[#2]

Quoted:
Can I shoot 5.56mm NATO out of my Rock River AR, Federal XM193 in particular?
Thanks!!

Oh my God yes!
First AR huh? Welcome.
1/25/2008 8:28:23 AM EDT
[#3]
Yes.
All of our rifles have either a .223 Wylde or 5.56mm NATO chamber.  Either is suitable for use with either .223 Remington or 5.56mm NATO ammunition.  
The concern with ammo comes with using 5.56mm NATO ammo in a .223 Remington chamber, which isn't recommended for safety reasons.
Steve/RRA