Pneumatic Cannons

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SpudFiles Potato Gun Commercial

Last post by quinn whitsitt
Posted in Combustion Cannons
Replies: 15
by PCGUY » Tue Oct 29, 2013 10:54 pm » in Combustion Cannons
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I've been wanting to get in some spud shooting action this fall before the weather got cold. I know it's been a while since I filmed anything for...

Last post

thank you for creating this website is there anything i can do to help
15 Replies

848566 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Directional Control Valves (3way valves and stuff like that)

Last post by jpalf1
Replies: 86
by POLAND_SPUD » Sun Mar 07, 2010 1:12 am
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Directional Control Valves, commonly refereed to as 3,4,5 etc. valves or spool/poppet valves etc., can be very useful for spuders.
They can be used...

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very,useful info for a beginner such as myself.The links are great as well.Thankyou.(you won't believe this but as i was reading,my fridge comp...
86 Replies

419595 Views

Last post by jpalf1
Sat Apr 13, 2013 10:53 am
Sprinkler Valve Troubleshooting Guide

Last post by quinn whitsitt
Replies: 64
by noname » Sat Jun 16, 2007 12:15 am
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Sprinkler Valve Troubleshooting

This is a guide to sprinkler valve problems. Before creating a new topic to ask questions on why your valve isn't...

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great job everyone
64 Replies

353922 Views

Last post by quinn whitsitt
Thu Feb 22, 2024 2:18 pm
Piston Valves Explained Visually

Last post by pavina
Replies: 178
by clide » Mon May 14, 2007 11:21 pm
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I had this posted on Spudtech, but I am reposting it here to hopefully help some people out and allow for discussions/updates.

Well I made this...

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Thanks for sharing this! It might also be useful to mention how friction and maintenance can affect performance over time. Looking forward to more...
178 Replies

598146 Views

Last post by pavina
Fri Sep 27, 2024 4:05 am
"How Much CO2 do I need?"

Last post by choke
Replies: 32
by BC Pneumatics » Sun Apr 01, 2007 9:52 pm
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For all those people out there looking for a rough idea of how much CO2 they will need for a chamber of any given size-
Just multiply the volume of...

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Great piece of software :) I've been kicking numbers round my head for a while now, and wondered if someone here could confirm. I'm filling a 1.5 dia...
32 Replies

318691 Views

Last post by choke
Thu Jul 04, 2013 2:38 pm
Valve Cutaways

Last post by jhalek90
Replies: 8
by PCGUY » Sat Feb 26, 2005 9:10 pm

First post

VALVE CUTAWAY

Provided By - Longshot

These are some pictures of some of the most popular valves used on spud cannons. Only difference is, these...

Last post

Can someone fix the picture links??

8 Replies

74591 Views

Last post by jhalek90
Wed Oct 07, 2009 2:13 pm

Topics

Pope/Gardenmate sprinkler valve mod as detailed in..........

Last post by JudgieSA

by JudgieSA » Tue Apr 17, 2007 3:57 am

this thread:

I have two of these. Now i intend to use this method on them. Forgive my ignorance, but if the diagonal hole is widened (speaking of...

0 Replies

2154 Views

Last post by JudgieSA
Tue Apr 17, 2007 3:57 am
Pneumatic problems

Last post by paddo
Replies: 5
by paddo » Mon Apr 16, 2007 12:29 am

First post

heres the story. i finished my new pneumatic cannon yesterday and today i tried to test fire it. it is a barrel sealing coaxial. the piston is made...

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im not sure about hat because it exhausts fairly fast. but i mite try that before the piston changes just in case. thanks for the replys guys.

5 Replies

1688 Views

Last post by paddo
Tue Apr 17, 2007 1:03 am
barrel sealing piston gun.Paintballs!

Last post by frankrede
Replies: 16
by frankrede » Tue Apr 10, 2007 10:42 pm
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Well I decided to stop messing with sprinklers and venture into the piston valve world.
I still need a end plug to finish and maybe a spring if mine...

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It leaks out the barrel sometimes so I have to spray lithium grease into the barrel to help stop it.
My rubber isn't working right but luckily its a...
16 Replies

4247 Views

Last post by frankrede
Mon Apr 16, 2007 10:50 pm
My newest throw together gun

Last post by goathunter
Replies: 15
by goathunter » Wed Apr 11, 2007 8:47 pm
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Nothing special.Just a 1 1/4 piston valve gun and a 3/4 barrel.This thing amounted to a evenings worth of work.I have a 1/2 barrel to go along that...

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Yes I did use Krylon this time.Yeah, I guess it is powerful.At 80 psi and shooting.44 cal. lead balls I crack 3/4 cypress boards in half.Darts are...
15 Replies

4413 Views

Last post by goathunter
Mon Apr 16, 2007 10:48 pm
can i mod this sprinkler valve?help!!!!

Last post by noname
Replies: 5
by pimp » Mon Apr 16, 2007 8:29 am

First post

i just bought a 3/4 toro inline valve and i wanted to know if i could mod it?it has a removable rod in the middle
thanks in advance

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The fitting can go pretty much anywhere in the valve, as long as it doesn't impede movement of the diaphragm.

Noob he edited. dont go around...

5 Replies

2063 Views

Last post by noname
Mon Apr 16, 2007 10:33 pm
CO2 question

Last post by iPaintball
Replies: 3
by JDP12 » Mon Apr 16, 2007 9:29 pm

First post

Hello all,

I just read BC pneumatics thread about how much CO2 you will need to fill a chamber, but am wondering if I'll need a fitting to connect...

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If you want to be able to fill your gun with co2 and don't wanna spend $80 on a regulator, just go to and buy a universal fill adapter. You'll also...

3 Replies

1082 Views

Last post by iPaintball
Mon Apr 16, 2007 10:13 pm
Coaxial plans

Last post by noname
Replies: 5
by tater36 » Mon Apr 16, 2007 4:38 pm

First post

Im going to build a coaxial piston valve gun and wondering if these plans sound good, im just going to put this stuff together and not glue it but...

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You can usually pick up schrader valves from a hardware or automotive store. Lukemc, rubber is required to seal, unless your piston is made of rubber...

5 Replies

2231 Views

Last post by noname
Mon Apr 16, 2007 10:02 pm
mini thing

Last post by goathunter
Replies: 4
by wannabie » Mon Apr 16, 2007 4:53 am

First post

this is what made today it shoots the cap of a conecter pen im not sure wether it shoiuld go here or in mini

its made out of a deoderent...

Last post

Defined by websters:
Ghetto- 1 : a quarter of a city in which Jews were formerly required to live
2 : a quarter of a city in which members of a...

4 Replies

2023 Views

Last post by goathunter
Mon Apr 16, 2007 5:39 pm
aluminum tube pressure ratings

Last post by surfbum
Replies: 10
by scatdawg » Wed Apr 11, 2007 4:36 pm

First post

anyone know pressure ratings for schedule 40 aluminum tubing sizes 2, 3, and 4 inch? or possibly where i could obtain this info? been kicking around...

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A positive force piston valve would be a better way imho.

sorry to hijack but what is the difference between a positive force piston valve and a...

10 Replies

7805 Views

Last post by surfbum
Mon Apr 16, 2007 3:23 pm
sprinkler valves?

Last post by Blitz
Replies: 6
by tater36 » Tue Apr 10, 2007 5:47 pm

First post

What is an easy brand and kind of sprinkler valve to mod (no flow thingys etc.) the one i want is a orbit watermaster 3/4'' but i cant find the orbit...

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P.S. blitz you arent excatly correct. you can only uy them off menards or home depot's website. but you cant go there to buy them they dont carry...

6 Replies

2751 Views

Last post by Blitz
Mon Apr 16, 2007 1:43 pm
pneumatic ideas

Last post by frankrede
Replies: 15
by spudthug » Sun Apr 15, 2007 4:13 pm
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well lately i have been experimenting with dry ice, coke+mentos, and steam. i know a steam cannon has been done but what about maybe a dry ice and...

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There is a dry ice cannon made out of pvc that uses a basket to prevent the chamber from becoming brittle, look through the pneumatics till you find...
15 Replies

3622 Views

Last post by frankrede
Sun Apr 15, 2007 10:53 pm
piston in galvanised tee

Last post by mopherman
Replies: 13
by mopherman » Fri Apr 06, 2007 6:01 pm

First post

how would you put a piston in a galvanised tee? it was threads and it would be hard to sleeve it in further. also, how much can galvanised and...

Last post

thanks man! just what i needed :)

13 Replies

2972 Views

Last post by mopherman
Sun Apr 15, 2007 7:00 pm
1.5" vs. 2"

Last post by SpudBlaster15
Replies: 33
by Solar » Thu Apr 12, 2007 2:55 am
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How many of you guys are using 1.5 (40mm) vs. 2 barrels?

Last post

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...
33 Replies

13548 Views

Last post by SpudBlaster15
Sun Apr 15, 2007 5:04 pm
co2 bottle w/reg

Last post by iPaintball
Replies: 3
by sjog » Sat Apr 14, 2007 10:37 pm

First post

Saw this in carpenter mag. Bottle,reg. + hose Refilable
Some one might like this .

Last post

Just buy a keg reg. They're like $40 new on eBay.
Although I have to admit the streamlined look of a Palmer reg would look alot nicer...

3 Replies

1091 Views

Last post by iPaintball
Sun Apr 15, 2007 3:04 pm
A Little Help for a Newb

Last post by iPaintball
Replies: 25
by surfbum » Fri Apr 13, 2007 8:21 pm
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hey all, im pretty new here and i had a few questions that i hope you guys can help me with.

im throwing around the idea of creating a bazooka style...

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It depends on the size. I suppose a blogun could be used for pistons under 3/4 , ball valves for 3/4 to 1.5 , and sprinkler valves and QEVs for...
25 Replies

5793 Views

Last post by iPaintball
Sun Apr 15, 2007 1:48 pm
Midsize Pneumatic Launcher II: Americannon Mini

Last post by Velocity
Replies: 10
by Velocity » Sat Oct 28, 2006 10:36 am

First post

Cannon Name : Midsize Pneumatic Launcher II: Americannon Mini
Type of Cannon : Pneumatic
Chamber Size : 3 X 30 (254 cubic inches)
Barrel Size :...

Last post

Thanks for the compliment. For a piston, I used 2.5 of 1.875 PVC Type II Rod wrapped in a few layers of duct tape. It sealed well and fit very well...

10 Replies

3228 Views

Last post by Velocity
Sun Apr 15, 2007 12:33 pm
will it work

Last post by jimmy101
Replies: 3
by jon_89 » Sun Apr 15, 2007 12:36 am

First post

this will be my first bbmg. it will be a brakline barrel, 1.5in by 24in chamber, a 1in tee for the hopper, and a blowgun for a trigger. does anybody...

Last post

What is the 1.5 x 24 chamber for? Usually, BBMGs are run straight off the compressor's reservoir. If the 1.5x24 is meant to be the reservoir it won't...

3 Replies

1619 Views

Last post by jimmy101
Sun Apr 15, 2007 11:29 am
Co2 tank threads!

Last post by Kenny_McCormic
Replies: 14
by iPaintball » Fri Apr 13, 2007 2:30 pm

First post

I'm considering using a 10 oz paintball Co2 tank as a chamber for my in-the-works qev marble gun. I removed the pin valve, but I can't seem to find...

Last post

why would u make a hybrid out of a c02 containtor...and using unregulated scuba tank is incredibly stupid.. you would make a hybrid from a co2 tank...

14 Replies

3086 Views

Last post by Kenny_McCormic
Sun Apr 15, 2007 8:53 am
Spudrocket Model 1

Last post by joe blogs
Replies: 6
by RalseTerth » Fri Apr 13, 2007 1:32 pm

First post

Yeah, this is my first potato gun, the Spudrocket! It has breech loading, and it can fit multiple barrels. The primary barrel is 3/4 , and there's a...

Last post

I would suggest setting up a spring system to open that valve quicker plus it is much easier to aim.

6 Replies

1961 Views

Last post by joe blogs
Sat Apr 14, 2007 10:50 pm
My first and only pneumatic

Last post by Fat Pants
Replies: 3
by Fat Pants » Sat Apr 14, 2007 6:37 pm

First post

w00tz0rz just stole my sisters laptop (which has an integrated cam) and finally got some pics!

The schrader has been replaced, new end cap fitted...

Last post

That's the original length in the pics, i had to cut a couple of inches off the chamber (schrader snaped off and the endcap was araldited on (sealing...

3 Replies

1897 Views

Last post by Fat Pants
Sat Apr 14, 2007 7:01 pm
Need help

Last post by Kenny_McCormic
Replies: 111
by Jello Mold » Wed Apr 11, 2007 9:02 pm
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I need to make a simple, semi automatic pneumatic t-shirt launcher. Not something too complicated 'cause I have a budget, just not exactly sure on...

Last post

believe him^ i hate the messge too short thing
111 Replies

25672 Views

Last post by Kenny_McCormic
Sat Apr 14, 2007 6:59 pm
How do I fit a schrader valve to a Plastic bottle

Last post by SpudBlaster15
Replies: 22
by Sam Christy » Sat Apr 14, 2007 3:40 am
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Bassically I'm new to these forums (first post : :roll: )

I have made a cannon out of 15mm pvc connected directly to a ball valve with a 15 to 22...

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Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...
22 Replies

9074 Views

Last post by SpudBlaster15
Sat Apr 14, 2007 4:52 pm
Judgment Arms LAW

Last post by Arborman
Replies: 37
by judgment_arms » Wed Feb 14, 2007 11:43 pm
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Well I’ve made reference to this gun before as my “LAW” or my coaxial air cannon; I figured I might as well post it.
It was never finished, meeting...

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I will make the Panzerschreck. The trigger and a couple of other things will look different. Just like how your LAW, however close, does not look...
37 Replies

12192 Views

Last post by Arborman
Sat Apr 14, 2007 1:58 pm
Twitches Ghetto Pneumatic

Last post by pyromaniac
Replies: 10
by TwitchTheAussie » Fri Apr 13, 2007 8:22 pm

First post

Behold in all its Ghetto Glory :lol:

My lil bro and the gun

The business end

My oh so sexy self and the Ghetto

Bike pump, schrader...

Last post

Theb abother for the new one your making you'll be the first person ive seen with 2 ghetto awards.

10 Replies

2246 Views

Last post by pyromaniac
Sat Apr 14, 2007 9:36 am
Antenna Launcher

Last post by iPaintball
Replies: 18
by PCGUY » Sat Feb 05, 2005 2:23 pm
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ANTENNA LAUNCHER

Provided By WD6CMU -

Over the 25 years our Field Day group has been together, we've tried lots of different ways of putting...

Last post

That thing is awesome! Keep it up... :D
18 Replies

20302 Views

Last post by iPaintball
Fri Apr 13, 2007 9:34 pm

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