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1886 Winchester Sticks at chambering
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Otisman68
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April 29, 2026 - 6:51 pm
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I have a 1886.  When the rifle is unloaded the action cycles fine.  When I put a cartridge in, this case it’s a 45-90, the rifle is very hard to put into battery (last 1/8 of lever movement).  Then it is extremely hard to start the ejection process.  After it doesn’t stick, it throws the empty like normal.  This issue happens when I take the extractor off the bolt too.  Any ideas what could be causing this?

 

The dummy cartridge is brand new starline brass with 300 gr bullet seated properly.  But i will check.   When pushed in by hand it looks flush with barrel

 

Just measured the bullet.  Within size.  I ran a new empty cartridge into the chamber.  It came out rolled at a 2.398 not 2.40.  This is a new barrel too.  Maybe needs cut anther 0.002?

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426crown
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April 29, 2026 - 7:02 pm
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Are you sure it was full length sized?

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1873man
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April 29, 2026 - 7:59 pm
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It sure sounds like the cartridge is not sized right for the chamber. If you can’t push it in by hand it can only be the cartridge

Bob

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TXGunNut
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April 29, 2026 - 8:49 pm
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I would check the bullet diameter and the loaded case dimensions. Odd that it seems to seat with finger pressure but not with the bolt. I suppose something in the bolt raceway or locking bolts could be binding up only when under a load. Time for a closer look.

 

Mike

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Bert H.
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April 30, 2026 - 7:52 am
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Otisman68 said

 
Just measured the bullet.  Within size.  I ran a new empty cartridge into the chamber.  It came out rolled at a 2.398 not 2.40.  This is a new barrel too.  Maybe needs cut anther 0.002?
  

It does appear to be a slightly short chamber.  It is possible that the breech end of the barrel was trimmed a bit when it was being fitted to the receiver and bolt.  If you do ream the chamber length to fix the problem, I recommend .004 – .005″ versus just .002″.

Bert

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Anthony
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April 30, 2026 - 11:26 am
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I could be off base here, as I do agree with the members suggesting on everything that you’re checking on, and I would certainly be looking at the cartridges first, and the action.

I noticed that you said the barrel was replaced, but I hadn’t noticed anything as far as the receiver.

As I had a friend who had a similar situation with a M-1886, and after a bargain priced restoration, from a guy that did it on the side, the Receiver wasn’t blocked up properly, for the extreme heat from the new case color restoration, and had moved and tightened up a little, causing the actions smoothness to disappear.

The M-1886, is considered by many, to be one of the best rifle designs by J.M.B.  It’s smooth cycling is second to none. IMO! 

 

Tony

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tim tomlinson
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April 30, 2026 - 4:45 pm
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I should think if the chamber length is in question, seating a .45-70 might give that answer.  If it is headspace vs chamber length, then a similar situation would also occur.  Not a matter I have any experience with tho, but the cartridge bases are supposedly the same.  Tim

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MidwestCrisis
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April 30, 2026 - 6:49 pm
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I had a Krag that closed hard and I didn’t notice at first but it was denting the case shoulder. I couldn’t see what was causing it without having a borescope.  I rented a chamber reamer for $80 and that corrected the problem.  It closes on no go but not a field now.  It was one of the old mail order 1903 rebarrels    I like what Tim suggested about the 45-70. Sounds like an easy way to check the chamber.  

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