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  1. #11
    Donít troll me bro!

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    Quote Originally Posted by gwpercle View Post
    The Hornady Handbook of Cartridge Reloading 8th Edition has a section titled
    223 Remington Service Rifle Data , it is geared strictly for AR-15 rifles .
    The powders , primers and bullets in this section were all developed and tested in AR-15 service rifles ...might be something to check out .
    Doesnít play well with TROLLS...

  2. #12
    -Global Mod-

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    Quote Originally Posted by Magdump View Post
    That is what I used with LC brass and heavy bullets but theu8as mentioned have to be loaded single as will not fit in a magazine

  3. #13
    On Target

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    Don't sweat the small stuff, just use .223 data. Been doing that 50 years now.

  4. #14
    On Target

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    Hornady10 has 5.56

  5. #15

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    - - - Updated - - -

    Check the twist on your barrel before thinking about reloading that bullet weight. You need a tight (1:7) twist to stabilize that bullet.

  6. #16

    Silver Member

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    Quote Originally Posted by highstandard40 View Post
    I don't have any published data for Sierra bullets but the eight edition Hornady loading manual has 223 data and also a section on 223 "service rifle" data for 75 and 80 grain bullets. The seventh edition Nosler loading manual has 5.56 Nato data and lists loads for 77/80 grain bullets.
    The Sierra website usually has load data for their bullets.
    My name is Jim, but people call me .......... Jim.

  7. #17

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    Accurate Powder has a section in their V7.0 manual specifically for 5.56 loaded to 62,350psi vs .223 loaded to 55,000psi SAAMI specs.

    Hello NSA.

    When dearly bought liberties become impediments to "security" and are discarded by police, the terrorists are winning.
    Chris and Jeff Knox

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