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Thread: Bolt lugs and receiver

  1. #1
    Team Savage 243LPR's Avatar
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    Bolt lugs and receiver


    Pulled the barrel off my donor action today and noticed that when the bolt is rotated into battery it doesn't even touch the ramps on the receiver that lead to the flats.I can tell pretty easy with the barrel off from the breech end. Is this normal? Guess it's a candidate for T&T,huh?
    "An armed society is a polite society"
    "...shall not be infringed" What's the confusion?

  2. #2
    stangfish
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    Re: Bolt lugs and receiver

    Did you remove the trigger? Just running some things around in that empty skull of mine but if the trigger or the firing pin assembly was out you might not have any acting force to hold the lugs against the action.

  3. #3
    Super Moderator Blue Avenger's Avatar
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    Re: Bolt lugs and receiver

    they will be pushed back into place with the barrel back on.
    .223 Rem AI, .22-250 AI, .220 Swift AI .243 Win AI, .6mm Rem AI, .257 Rob AI, .25-06 AI, 6.5x300wsm .30-06 AI, .270 STW, 7mm STW, 28 nosler, .416 Taylor

  4. #4
    Basic Member barrel-nut's Avatar
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    Re: Bolt lugs and receiver

    Blue, out of curiosity, what forces the bolt head back against the receiver lugs (before firing)? Is it the ejector pushing against the case head, or something else? I've wondered about this before too. Obviously upon firing you'd have about 60,000psi helping it make contact, but I would like to think they're in contact before firing??

    Edit: I think? this is basically the same question the OP was asking; if not , sorry, didn't mean to hijack.

  5. #5
    Super Moderator Blue Avenger's Avatar
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    Re: Bolt lugs and receiver

    the barrel with the case head protruding the proper amount. Part of why you can not set headspace with undersized cases or gauges or an empty chamber when rimmed cases are involved. barrel will go in to far, drag and bind the bolt lugs
    .223 Rem AI, .22-250 AI, .220 Swift AI .243 Win AI, .6mm Rem AI, .257 Rob AI, .25-06 AI, 6.5x300wsm .30-06 AI, .270 STW, 7mm STW, 28 nosler, .416 Taylor

  6. #6
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    Re: Bolt lugs and receiver

    The bolt lugs are under pressure from the compressing the firing pin spring.
    If you don't actually see the lugs engage the ramps looking from the barrel end, it is because the timing is retarded.
    "As long as there's lead in the air....there's still hope.."

  7. #7
    Team Savage 243LPR's Avatar
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    Re: Bolt lugs and receiver

    Quote Originally Posted by sharpshooter
    The bolt lugs are under pressure from the compressing the firing pin spring.
    If you don't actually see the lugs engage the ramps looking from the barrel end, it is because the timing is retarded.
    That's what I thought,thanx.
    "An armed society is a polite society"
    "...shall not be infringed" What's the confusion?

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