The pee wee fun gun!

Show us your pneumatic spud gun! Discuss pneumatic (compressed gas) powered potato guns and related accessories. Valve types, actuation, pipe, materials, fittings, compressors, safety, gas choices, and more.
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elitesniper
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Tue Mar 04, 2008 6:34 pm

well my next project is almost complete its a very small high pressure coax :lol:http://www.spudfiles.com/forums/mini-co ... 13404.html
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Mitchza89
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Tue Mar 04, 2008 6:53 pm

Haha what's been putting it on hold mate?
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elitesniper
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Tue Mar 04, 2008 6:58 pm

just wating to get more parts 8)
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Mitchza89
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Tue Mar 04, 2008 7:04 pm

Haha that's the way. Geez you can tell I've been spudding for a while, I have that many parts lying around aye. All brass, copper and gal :D Bling Bling!
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elitesniper
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Tue Mar 04, 2008 7:06 pm

haha well i just buy the need parts when i start a new project :lol: so i dont have many things laying around :roll:
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Mitchza89
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Tue Mar 04, 2008 7:32 pm

The lack of money lying around was the reason I started recylcing parts :D.

So what's the specs on this little coax anyway mate?
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elitesniper
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Tue Mar 04, 2008 8:03 pm

how bout we leave it a surprise till i finsh :D
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Gippeto
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Wed Mar 05, 2008 1:47 am

Looking good mitch!

Are you going to "put the coals to it"? I know you have more than 200psi available. :wink:
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Mitchza89
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Wed Mar 05, 2008 4:10 am

Haha more then definately Gippedo. What gun's are you planning to exploit with your 400psi monster of a pump? :D
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Gippeto
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Wed Mar 05, 2008 10:24 am

That thing was driving me nuts. Significant pressure just waiting to be used, and nothing finished to make use of it!

To avoid the mad house, I have started a copper gun as well.

This should be working by the weekend. :D
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Mitchza89
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Wed Mar 05, 2008 6:31 pm

That's going to be so so good. What's the specs on this gun? Or are you keeping it secret? :D
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Wed Mar 05, 2008 8:38 pm

Like the pump, nothing revolutionary, just a culmination of several ideas from varying sources.

Barrel 1/2" x 36"
Chamber 3/4" x 10-14" (not decided yet)
Piston turned from nylon w/ floating o-ring (sorry Jack, no epoxy this time) :)
I have an old break-barrel that will donate it's stock to the project.

And of course, as much pressure as I can manage. :lol:

I'll put it up on it's own thread when it's done.
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STHORNE
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Wed Mar 05, 2008 8:57 pm

very nice job Mitchza89.

I like the neatness and compacticity (yes, thats right, i just made up my own word) of it. And the fact that you made it from spare parts adds that much more character to the gun.

job well done!
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chartreusesnot
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Wed Mar 05, 2008 9:34 pm

Is that coaxial? if not, where would the piston go... anyways, assuming it is coaxial, how did you get the metal barrel inside the chamber? is it epoxied or something?
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Mitchza89
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Wed Mar 05, 2008 11:42 pm

Cheers for the comment Sthorne, I really appreciate it mate.

Chartreusesnot, It's a Coax. The piston is located in the Hose Barb that's connected to the back of the gal pipe.

I use standard compression fittings for copper on all my guns. I slide some 6mm clear plastic tube over it and stick a compression olive over that, then I just screw it all up. It's air tight and I've never had a problem with it, even at 400psi. It's so much better then epoxying because I hate the idea of never being able to take it apart if I get a leak.

With compression, everything is threaded, everything is reversable.


UPDATE! The pistol is dead. I've made a completely polished 300psi+ meter long 8mm boomstick! :D I'll post it soon!
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