How do you break a barrel

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Oddly enough not same gun - this one is still assembled with slide stuck - also not mine.
I would like to see front of pistol - wondering if Bubba put it back together without the guide rod. Or if barrel is really broken in half, maybe you could go in from front and maybe jack up barrel enough to open slide.

BUT main question is HOW FAILURE OCCURRED as I have a similar Brinks 4046TSW.

Mine was filthy and took a lot of scrubbing to clean up. It is beginning to look like these took some abuse but mine is still functioning perfectly after a good cleaning.
 
I haven't handled one of the older Smith autos in a long time, so I can't remember how the slide stop assembly and the barrel interact.

Many years ago a friend brought me his High Power wit a similar malfunction. What caused it was upon reassembly he had put the slide stop assembly in but not through the barrel link. Thus wen fired the barrel unlocked but the jammed to where it was very difficult to disassemble.

My point, maybe it isn't the barrel but the slide stop assembly which may be misaligned.
 
Just spitballing here, but would it help to take a heavy rod and insert it from the muzzle to work the pieces of the barrel into alignment well enough to get the slide back and pull the slide stop?

I'm probably being to forward and bold to put forth suggestions among this august body (but it's only April, so why not? :D ) Besides, my 639 has developed a sticky slide stop so I've got to figure out a way to finesse it out. At least not anything is obviously broken or misplaced. :confused:

Froggie

Froggie
 
Just spitballing here, but would it help to take a heavy rod and insert it from the muzzle to work the pieces of the barrel into alignment well enough to get the slide back and pull the slide stop?

Froggie

Great minds think alike!

This was post #3. :cool:

I would push a rod in through the muzzle to align the barrel pieces.

Then field strip like normal.

John

John ;)
 
I'm betting it's a fair to middling chance they are one and the same. :eek::cool:

Rob
These were different pistols - mostly 4046TSW in partly disassembled "kit" form - maybe a dozen or more sets of Brinks pistols supposedly turned in as Non-Operational per seller. Lots of broken grips, etc, but these were only 2 with obvious mechanical issues. Further the one with the "broken barrel" was still assembled with slide locked up while the bent rod was from a disassembled gun.
 
Hi John! I should have known that if it was a good idea about semi-autos you would have already had it! :) I can only surmise there was a flaw in the steel of the barrel and it finally let go... I can't imagine even any combination of other factors that would have left that poor gun in such a state. :(

Generally speaking, the more I fool with the 1st through 3rd Generation pistols, the more sense they make to me, but every now and then something strange like this happens and I just get gobsmacked. :eek: For instance, right now the takedown lever of my 639 project gun has developed a firm refusal to be removed for takedown. Other than being filthy, nothing I can see in the gun seems out of place or broken, and it functions and fires perfectly normally right up to the point of trying to field strip it. Then the takedown lever appears locked in place laterally; it moves up and down as it should, but won't slide out no matter how hard I push. :mad:

My plan is to remove the grips and clamp the frame lightly but firmly in my padded vise so I can manipulate the slide with one hand and press on the right end of the takedown lever with a non-marring nylon rod. I'm hoping once it comes loose and I clean it things will return to normal. Or am I whistling past the graveyard and facing something drastic like the OP's broken barrel? :confused:

Froggie
 
Hi John! I should have known that if it was a good idea about semi-autos you would have already had it! :) I can only surmise there was a flaw in the steel of the barrel and it finally let go... I can't imagine even any combination of other factors that would have left that poor gun in such a state. :(

Hello, Mr. Frogman!

Our very good disassembly advice notwithstanding, I don't think the barrel in the O.P.'s picture IS broken.

Rather, I am inclined to believe it is sitting in the dust cover sans guide rod and is just tilted at an extreme angle.

Generally speaking, the more I fool with the 1st through 3rd Generation pistols, the more sense they make to me, but every now and then something strange like this happens and I just get gobsmacked. :eek: For instance, right now the takedown lever of my 639 project gun has developed a firm refusal to be removed for takedown. Other than being filthy, nothing I can see in the gun seems out of place or broken, and it functions and fires perfectly normally right up to the point of trying to field strip it. Then the takedown lever appears locked in place laterally; it moves up and down as it should, but won't slide out no matter how hard I push. :mad:

My plan is to remove the grips and clamp the frame lightly but firmly in my padded vise so I can manipulate the slide with one hand and press on the right end of the takedown lever with a non-marring nylon rod. I'm hoping once it comes loose and I clean it things will return to normal. Or am I whistling past the graveyard and facing something drastic like the OP's broken barrel? :confused:

Froggie

Assuming you have the slide notch properly aligned with the slide stop (on difficult to remove slide stop levers, the slide can slip a little in the holding hand and block the levers removal) the interaction between the guide rod plunger and the slide stop notch in the middle of the shaft can cause a bind.

After you get it apart, inspect the rod plunger and shaft groove for burrs or roughness and carefully smooth.

A light touch of grease between the two parts can help in the future.

To aid in disassembly, I often grab the mag and employ the plastic mag base pad to push against the plunger tip.

Also, make sure there is no pressure against any part of the barrel when the slide is retracted.

John
 
Well, I took the mag out (as before) and removed the grips in preparation for putting the frame into the vise. While I was sitting in my easy chair I just tried to take it down "one more time." The slide stop popped right out! However, since I knew it would come right out, I put the gun back together (with a different slide) then when I tried to disassmble it like normal, it seemed stuck again. I guess I'll try more micro manipulation of the slide and see whether I can find just the right spot to let the stop come out. I can't tap the end of the slide stop with the magazine floor plate... mine are all blued or stainless steel. I do have a short length of nylon rod (about 3/8" diam) that I've been saving for the next time I need it. I'm guessing a 3 or 4" piece should make a nice safe pusher so I don't mar my long suffering 639... it had suffered enough abuse there before I got it.

Froggie
 
...For instance, right now the takedown lever of my 639 project gun has developed a firm refusal to be removed for takedown. Other than being filthy, nothing I can see in the gun seems out of place or broken, and it functions and fires perfectly normally right up to the point of trying to field strip it. Then the takedown lever appears locked in place laterally; it moves up and down as it should, but won't slide out no matter how hard I push. :mad:

My plan is to remove the grips and clamp the frame lightly but firmly in my padded vise so I can manipulate the slide with one hand and press on the right end of the takedown lever with a non-marring nylon rod. I'm hoping once it comes loose and I clean it things will return to normal. Or am I whistling past the graveyard and facing something drastic like the OP's broken barrel? :confused:

Froggie

Where is the "takedown lever" on a 639? I've seen takedown levers on Sig pistols.
 

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