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The Range
Ammo & Reloading
223 vs 556 personal test - don't do this at home
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<blockquote data-quote="MoBoost" data-source="post: 2140665" data-attributes="member: 3455"><p><img src="https://www.okshooters.com/data/MetaMirrorCache/i48.tinypic.com_25pjuw4.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p></p><p>Sorted brass each weighing 90.0 grains.</p><p>Ran through Lee FL die.</p><p>Trimmed with Wilson to 1.755 and chamfered.</p><p>65gn Sierra Game King #1395 @ 2.255 COL</p><p>Loaded with 24.3gn of AA2015 - this is 0.1gn under max load for 5.56 Service rifle and full 1.0gn OVER 223 Remington bolt gun load data in Sierra reloading manual.</p><p></p><p><span style="color: #FF0000"><span style="font-size: 15px">WARNING!!! FOLLOW RELOADING MANUALS AND WORK UP YOUR LOADS!!! </span></span></p><p></p><p>Left to right:</p><p>#1 Savage F-TR, 223 Benchrest chamber, pressure closing bolt on new brass, extended firing pin for Russian primers</p><p>#2 AR-15 5.56 NATO</p><p>#3 AR-15 223 Creedmoor Match chamber</p><p>Bottom two, same load with smaller capacity cases <img src="/images/smilies/lookaround.gif" class="smilie" loading="lazy" alt=":lookaroun" title="Lookaround :lookaroun" data-shortname=":lookaroun" /></p><p>1) Same load 92.0gn case weight fired from #3</p><p>2) Same load 94.0gn case weight fired from #3</p></blockquote><p></p>
[QUOTE="MoBoost, post: 2140665, member: 3455"] [IMG]https://www.okshooters.com/data/MetaMirrorCache/i48.tinypic.com_25pjuw4.jpg[/IMG] Sorted brass each weighing 90.0 grains. Ran through Lee FL die. Trimmed with Wilson to 1.755 and chamfered. 65gn Sierra Game King #1395 @ 2.255 COL Loaded with 24.3gn of AA2015 - this is 0.1gn under max load for 5.56 Service rifle and full 1.0gn OVER 223 Remington bolt gun load data in Sierra reloading manual. [COLOR="#FF0000"][SIZE=4]WARNING!!! FOLLOW RELOADING MANUALS AND WORK UP YOUR LOADS!!! [/SIZE][/COLOR] Left to right: #1 Savage F-TR, 223 Benchrest chamber, pressure closing bolt on new brass, extended firing pin for Russian primers #2 AR-15 5.56 NATO #3 AR-15 223 Creedmoor Match chamber Bottom two, same load with smaller capacity cases :lookaroun 1) Same load 92.0gn case weight fired from #3 2) Same load 94.0gn case weight fired from #3 [/QUOTE]
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223 vs 556 personal test - don't do this at home
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