The ballistic coefficient for the 223 remington remington metal case 55gr is 0 202 in this example but but may also range from 185 bc to 257.
223 vs sheet metal.
223 22lr 22plinkster 5 56 drywall home defense richardbeck while i am sure that most would opt to select 223 5 56 nato over 22lr for home defense but i have heard the argument that 22 would be better for home defense since its reduced energy would mean that it would penetrate through fewer walls.
1979 case opinion from the us district court for the northern district of illinois.
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The zippy light and thin jacketed v max ammo.
9mm 223 762x39 vs ar500 1 2 steel 50yd duration.
Zombie hunt ottawa 8 602 views.
Today i am shooting some 9mm fmj and hp 223 fmj and polymer tip and also some 22lr round nose cci mini mags into a row of drywall.
The 223 remington is a rifle cartridge developed in 1957 as a commercial hunting bullet for small mid western varmint used as a test round for the armalite s newer combat rifle in 1964 the armalite ar 15 was adopted by the united states army as the m16 rifle the military version of the cartridge uses a 55 gr full metal jacket bullet and was designated m193.
Due to the limited number of wall sections available it made sense to start with the round that seemed likely to penetrate the least number of walls.
A a 223 remington remington metal case 55gr.