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TheFirearmsForum.com
FOUNDED: February 9, 2001 |
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#1 |
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Member
Join Date: Mar 2011
Posts: 4
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I've been lurking for a few days, searching your forums for info on an H&R top break revolver I just bought. It's a 999 Sportsman, 9 shot .22 revolver, serial #AZ011xxx (I think that makes it built in 1985). So, first post, here goes......
The cylinder is dinged up at the top of every hole. My guess it that its been dry fired quite a bit, and the firing pin has been slamming into the top of each hole. Some of the holes are hard to get the ammo into, and I think there is some beat-down metal protruding into the hole. The second batch of ammo I ran through it wouldn't eject smoothly, and it appears the cylinder catch spring is broken (I've got 2 new ones on order from Numrich). Does a new cylinder have a smooth face about where the firing pin hits (the Numrich schematic shows it as very smooth - no cylinders are available, however)? Is it advisable to use a small round file or even a tiny dremel bit to clean up the top edge of the cylinder holes?
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#2 |
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Advanced Senior Member
Join Date: Apr 2006
Contributor
Posts: 1,470
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No! The gun will misfire badly if you remove the metal.
The metal should be "swedged" back in place, not removed. Any gunsmith should have a tool for this. Brownells sells them. |
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#3 |
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V.I.P. Member
Join Date: Apr 2008
Location: Nebraska
Posts: 438
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Bill's right!!
I think they are called irons. |
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#4 |
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Member
Join Date: Mar 2011
Posts: 4
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Thanks for the replies. I think I catch the gist of what you mean by not removing material from the cylinder top. Certainly a picture would help, but the amount of metal I'm talking about filing off is miniscule. Plus, I'm planning on removing it from the inside of the cylinder bore, not planing off the entire top of the cylinder face.
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#5 |
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Advanced Senior Member
Join Date: Dec 2005
Location: SW GA CSA
Posts: 1,161
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Brownell's sells a tool to "iron" out the burrs
www.brownells.com http://www.brownells.com/.aspx/cid=0...2_chamber_iron sells for $21.95
__________________
NRA Endowment Member Keep Your Powder Dry Last edited by Gabob; 03-31-2011 at 09:31 PM.. |
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#6 |
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Advanced Senior Member
Join Date: Mar 2011
Posts: 1,559
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It probably won't hurt anything to file it carefully. Repeat "PROBABLY". No guarantees. If the cylinder is dinged the firing pin is probably battered also..
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#7 |
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Member
Join Date: Mar 2011
Posts: 4
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Thanks for the link - very helpful to see what the tool looks like.
Hawg - I dithered about buying a new firing pin, but looking at the way its tied in with a pin that's been squashed at both ends, that might be beyond my skill level to replace. It's got a round pin, and most of the .22's I've owned have a spade-like pin. It looks like the 999 came with several firing pin shapes, and we suspect that maybe it's a replacement item already. We did smooth out the the burrs a tiny bit, but I think the iron might be able to do a better job. The ammo drops in smoother now, but might as well get the iron coming. Last edited by Spikedog; 04-03-2011 at 06:33 PM.. |
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#8 |
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Member
Join Date: Mar 2011
Posts: 4
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The iron did a fairly good job of pushing metal out of the cylinder wall, but didn't really push it up into the divots. That being said, the gun fires pretty good now, and ejects properly. A few misfires here and there, not really sure if it's the same hole every time. Mainly while using double action - it fires every time with single action.
Thanks for the help - I never would've found the iron. |
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#9 | |
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V.I.P. Member
Join Date: Apr 2008
Location: N. Utah
Contributor
Posts: 489
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Quote:
Just my 2 cents worth. Old Gun Guy |
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#10 | |
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V.I.P. Member
Join Date: Apr 2008
Location: Nebraska
Posts: 438
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Quote:
YEP!!! Here you go, scroll down to part # 37, and 37A, page 4 or 5. http://www.gunpartscorp.com/catalog/...spx?catid=7937 Last edited by jamesjo; 04-19-2011 at 10:00 AM.. |
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