Author Topic: Suppressed .22 Contender  (Read 2175 times)

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Offline Lonegun1894

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Suppressed .22 Contender
« on: July 17, 2012, 05:52:46 AM »
First off, a huge THANK YOU to the persons who sold me the barrels for this project, you know who you are, but I dont know if you want to be identified publicly. 
Moderators, Please feel free to move this post to where ever you feel is appropriate if this is the wrong section of the forum.
Second, some time ago, I bought a couple .22 Contender barrels after posting an ad for a beater .22 barrel for a project.  The idea is to have a integrally suppressed .22 Contender, and I want to build this myself.  Well, it has taken me long enough due to my truck dying and having to be replaced recently, but I almost have enough money saved for the required tax stamp.  I have been looking at various designs and have access to the tools to do it myself--but NOTHING will be done until AFTER I have the stamp, this is just the research/paperwork/payment phase for now--along with a machinist friend who has a complete machine shop at his disposal for the things I dont have the skills or tools to do myself for now.  Seeing as how I want to use cheap bulk pack ammunition which is high velocity, I need to start the vents into the can within 5" of the breech, it is either this, or pony up for the more expensive subsonic ammunition, which I would rather not do.  The idea I am working with currently is to machine the barrel thin starting about 4" in front of the breech, turn a "washer plug" on the lathe that will slip onto the barrel and close off the gasss from bliwing out in my face, then do some sort of baffle system, slip on a tube to hold the whole thingin place and sealed, and then thread the muzzle of the .22 barrel in order to hold the outside tube tight against the rear washer plug.  I think this design would do a good job of sealing the system to provide suppression while allowing disassembly for cleaning since we all know how filthy .22 LR is to shoot.  I want this to have more internal volume than the commercial offerings to keep it as quiet as possible, but don't know if there is a point of diminishing returns or not.  Any advice on this project is appreciated, and I will print out any and all information provided, but please be patient with this project as I have been told that the turn around time for the stamp is close to 7 months now, and I WILL NOT do anything beyond research on this project until after I have the required stamp.  I dont like the relevant laws, but I would much rather wait for my stamp and complain about the system as it is from OUTSIDE a jail cell, than INSIDE one.  I hope you all understand.  And thank you all for any and all information or suggestions regarding this project.

Offline 3leggedturtle

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Re: Suppressed .22 Contender
« Reply #1 on: July 27, 2012, 11:08:55 AM »
Sounds like a fun project, sure wish we could have silencers here in  MN.  Hope to see a range report or video on it when your done with it

Offline Lonegun1894

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Re: Suppressed .22 Contender
« Reply #2 on: July 27, 2012, 11:14:49 AM »
Range report is a definite.  As far as video, well, I'm a bit technologically stupid so I would have to get someone else to handle the camera and upload the video.  Last I heard, the wait time for the stamp is about 7-8 months, so there is a definite wait involved.

Offline kynardsj

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Re: Suppressed .22 Contender
« Reply #3 on: July 27, 2012, 11:25:01 AM »
Sounds like a cool toy. Please post pics and range report when all is legal and ready to play with.
When you were born, you cried and the world rejoiced. Live your life so that when you die the world cries and you rejoice.

Offline Lonegun1894

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Re: Suppressed .22 Contender
« Reply #4 on: July 27, 2012, 12:17:39 PM »
I will have no pictures to post unless anyone wants to see a unmodified TC Contender barrel, as I am not going to do anything whatsoever to it until I get the stamp.  I'm not even buying any of the parts, supplies, or anything, because this is one set of laws that I will not mess with.  If it was a speeding ticket-type of penalty, I would, but they aren't playing with this stuff and Bubba just ain't my type.

Offline Ladobe

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Re: Suppressed .22 Contender
« Reply #5 on: July 27, 2012, 09:10:33 PM »
If you haven't already done so, you may want to research the High Standard HDM's or their knock offs that are internally surpressed.   They work(ed) well for Big Brother's Alley Rat's.
Evolution at work. Over two million years ago the genus Homo had small cranial capacity and thick skin to protect them from their environment. One species has evolved into obese cranial fatheads with thin skin in comparison that whines about anything and everything as their shield against their environment. Meus

Offline Lonegun1894

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Re: Suppressed .22 Contender
« Reply #6 on: July 27, 2012, 11:58:17 PM »
The point of this is to have something that is not on the market with a larger volume and specifically made by me, so buying one would defeat the purpose, althought I have done that also.  As to the designs, the older gent that gave me the idea is a Viet Nam vet who did time as a machinist, sniper, and tunnel rat, so he has experience with suppressor design and use on several levels.  He said he wanted to experience the war on several levels when he was "young and dumb" (his words), so kept volunteering for any and all training he could get and then did those jobs.  The man is a walking encyclopedia, and is doing absolutely nothing to discourage these kinds of projects.  Just keeps telling me stuff like Ladobe did...  look up this design, look up that one, now draw up something that incorporates strong points of both while eliminating weaknesses, etc.  Y'all get the idea.  He made himself a 1874 Sharps action pistol chambered in .45-70 (from a block of steel) using nothing but hand tools a few years ago when his now-ex left him because he was bored and wanted something that would take time to complete.  So the man has the skills and knowledge to do this if I run into trouble, but keeps saying he will not touch this project, just watch and teach instead. 

Offline Keith L

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Re: Suppressed .22 Contender
« Reply #7 on: July 28, 2012, 12:38:11 PM »
This topic discusses a topic that if not done correctly can lead to breaking the law.  I just removed posts that discussed that, and will remove futher posts that stray.  If it happens again I will also lock this topic. 
 
Stay on topic and use your heads folks.
"Beer is proof that God loves us and wants us to be happy."  Benjamin Franklin

Offline Lonegun1894

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Re: Suppressed .22 Contender
« Reply #8 on: July 28, 2012, 01:43:32 PM »
Keith,
I agree and hope I didn't cause any issues.  If this strays too far again, please delete the whole thing to take away anyone's temptation as the last thing I want is to get any of us locked up. 

Offline martineta

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Re: Suppressed .22 Contender
« Reply #9 on: August 10, 2012, 12:27:31 PM »
Go on to Silencertalk.com.  They have a thread devoted to folks that build their own suppressors.  Everything is legal and above board over there.  I have learned so much.  Just like here, there is a super nice group of guys helping each other.
Kenneth Burnett
Paso del Puerto
Professional Hunter 34 years in Paraguay and Uruguay

Offline Mo1952

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Re: Suppressed .22 Contender
« Reply #10 on: August 15, 2012, 06:21:42 AM »
Is there a supply of threaded contender barrels out there ?  I already
have a can , need  a barrel
 
 
thanks
 
 MO

Offline Curtis

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Re: Suppressed .22 Contender
« Reply #11 on: August 16, 2012, 01:23:20 PM »
Is there a supply of threaded contender barrels out there ?  I already
have a can , need  a barrel
 
 
thanks
 
 MO

I don't know about a supply, but I picked one up on the used market in 300 Whisper a year or so ago.  One of these days I'll get a can for it, but for now that ain't in the cards.  If you buy new I'd imagine any of the custom Contender barrel makers (MGM, Bullberry, SSK, etc) would make you one.
 
Curtis
Lord, please help me to be half the man my dogs think I am.

Contender in 17 Rem, 22lr, 22k Hornet, 223 Rem, 256 WM, 6TCU, 7TCU, 7-30, 30 Herrett, 300 Whisper, 30-30 AI, 357 mag, 357 Herrett, 375 JDJ, 44 mag, 45/410..... so far.

Offline martineta

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Re: Suppressed .22 Contender
« Reply #12 on: August 16, 2012, 01:48:36 PM »
Lots of good people out there that can thread barrels for suppressors.  Look to pay around $100 for that service.  I had a .308 Win encore barrel threaded last month.  I used TTI International in Ashland VA.  Phone # (804) 459-1190.  Rick Carlton is the tech that did the job.  2 week turn around.  10.5 grains of trailboss and a 150 grain 30-30 style round nose bullet make my .308  22 lr quiet unsuppressed and hollywood quiet when shooting with my suppressor.  :)
Kenneth Burnett
Paso del Puerto
Professional Hunter 34 years in Paraguay and Uruguay

Offline contenderitis

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Re: Suppressed .22 Contender
« Reply #13 on: September 02, 2012, 10:38:40 PM »
Just like Martineta  I am from Uruguay ,( and that is where the silencer is and was made - ) my approach was to design the back of the silencer to utilize the front sight as a bayonet mount.
since all bull barrels have the same diameter , the silencer body can be used in any barrel  , and simply changing the internal baffles  ( washers ) allows you change caliber .
 Anyway , the holes can't be too tight ,or you will lose accuracy , so i ended up using the 22 and the 300 whisper with the same baffles .
The spacers are automotive valve springs  , and the tension of the springs serves also to push  and lock the bayonet  mount on  to the sight.