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

845470 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...

Last post

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

418591 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...

Last post

great job everyone
64 Replies

353066 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

597254 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

318170 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

74470 Views

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

Topics

My little diaphragm gun

Last post by noname
Replies: 2
by noname » Sun Feb 18, 2007 11:39 am

First post

Seeing tylerthetatertosser's gun reminded me of this, and that I hadn''t posted it yet. It's been sitting around in my garge since September or...

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The diaphragm is 1/16 thick neoprene sheet.
The valve has 1 porting connected to the chamber (1 female coupler cut in half to make it cleaner), then...

2 Replies

1292 Views

Last post by noname
Sun Feb 18, 2007 2:18 pm
GGDT Model of the huge coaxial

Last post by noname

by noname » Sat Feb 17, 2007 7:22 pm

If we had topics for every theoretical gun that someone threw into GGDT we wouldn't be able to navigate the forums anymore.

0 Replies

1735 Views

Last post by noname
Sat Feb 17, 2007 7:22 pm
Opening time of sprinkler valve

Last post by crazyfreak0075
Replies: 13
by crazyfreak0075 » Tue Feb 13, 2007 2:23 pm

First post

I know nothing technical abut sprinkler valves except the basics. I plan on making an automatic bbmg with a 555 timer circut and was going to use...

Last post

Hey thanks hotwired.

13 Replies

3793 Views

Last post by crazyfreak0075
Sat Feb 17, 2007 6:13 pm
Need Help with Interals of a Pneumatic LAW

Last post by judgment_arms
Replies: 41
by Airsoft Junkie » Sun Jan 07, 2007 7:51 pm
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Hey Folks -

After spending a good portion of my weekend reading though various threads on the site I decided to register and post up some questions....

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Okay, fine. If you change your mind just shoot me an e-mail.

Say, did you ever get your cannon made?
41 Replies

12673 Views

Last post by judgment_arms
Sat Feb 17, 2007 2:15 pm
[nuematic marshmellow shotgun

Last post by Marshygunner
Replies: 16
by ballad of NJ » Sat Feb 03, 2007 11:23 pm
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I made this marshmellow shot gun. It shoots 10 at a time they hurt a third less then paint balls but still they hurt.

If you want to see how to...

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Pretty basic but still nice. Some good upgrades would be chamber made from 1 in. PVC or bigger and a threaded metal gas valve. Overall still cool. :D
16 Replies

6563 Views

Last post by Marshygunner
Fri Feb 16, 2007 5:11 pm
More than one shot

Last post by Chimps
Replies: 22
by money434 » Tue Jan 30, 2007 8:03 pm
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Hi everybody, I'm a newbie in pneumatics, and I was wondering if anybody has a good way of getting more than one shot before I have to refil my...

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ya know what, I will never do that research thing because i can just post the question and someone will always answer. And someone will always PMS...
22 Replies

7502 Views

Last post by Chimps
Fri Feb 16, 2007 8:19 am
pipe sleeving

Last post by imforcedtodothis
Replies: 20
by imforcedtodothis » Mon Feb 12, 2007 10:17 pm
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ok, i have a QEV that im gonna have to sleeve some pipe into. the inlet is one inch, the outlet is 1 1/16 and i gotta know what size pipe i should...

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i'd rather not have a hanging barrel...
20 Replies

7029 Views

Last post by imforcedtodothis
Thu Feb 15, 2007 11:52 pm
which valve is the best

Last post by chaos
Replies: 18
by trae08 » Mon Feb 12, 2007 11:52 pm
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i want to make a good gun with a good valve and so far i just use modded sprinkler valves but i want to make a good valve that has some power behind...

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i was lifting it out of the vice and had my hand near the end checking if it was leaking then as i turned to walk out the door the blowgun trigger...
18 Replies

5684 Views

Last post by chaos
Thu Feb 15, 2007 4:53 pm
NSF-pw & NSF-dwv?

Last post by th3p0p0
Replies: 8
by th3p0p0 » Wed Feb 14, 2007 9:39 pm

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Iv got sum 2 SCH40 pipe and i want 2 make a coaxal pneumatic and the pipe say NSF-pw and NSF-dwv. Is it safe? and thanks for any help i get.

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wy yes it dos :lol: and i got all the parts 2 day woot i cant wait to put it all together. any tips or suggestions? any more help that you all give...

8 Replies

1746 Views

Last post by th3p0p0
Thu Feb 15, 2007 2:54 pm
Small Sprinkler Valve

Last post by ethal1222
Replies: 4
by ethal1222 » Wed Feb 14, 2007 5:14 pm

First post

Does anyone know of a website or store where I can get a fairly small sprinkler valve? Preferably 1/2 ports or smaller.

Last post

It's in the cannon showcase. I don't have any videos yet though.

4 Replies

1677 Views

Last post by ethal1222
Wed Feb 14, 2007 5:44 pm
spare part ghetto gun

Last post by ballad of NJ
Replies: 20
by ballad of NJ » Tue Feb 13, 2007 3:16 pm
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This is my ghetto gun, made out of spare parts and a nerf valve. The barrel is a curtain rod with a coke bottle tank. It was pure luck that this all...

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i was thinking of makeing a real replica of this marvelous award.
Does anyone know what the thing you trist to make the blinds change position....
20 Replies

9094 Views

Last post by ballad of NJ
Wed Feb 14, 2007 4:37 pm
heating pvc

Last post by experament-u2
Replies: 5
by experament-u2 » Tue Feb 13, 2007 2:05 am

First post

would heating and bending pvc pipe slightly still make it pressure rated or would it just explode and kill me :(

if it could what psi could it...

Last post

oh well looks like im welding my gun instead

thanks for the help chaps

5 Replies

1366 Views

Last post by experament-u2
Wed Feb 14, 2007 2:01 am
bcarms.com modded sprinkler valve

Last post by mopherman
Replies: 4
by mopherman » Tue Feb 13, 2007 11:42 am

First post

is this a reliable place to buy one? they dont sell sprinkler valves at my local hd so im just going to but it pre-modded. thanks

Last post

cool thanks guys

4 Replies

1650 Views

Last post by mopherman
Tue Feb 13, 2007 7:22 pm
Attachment Problem

Last post by Hotwired
Replies: 7
by imablackskater » Mon Feb 12, 2007 4:59 pm

First post

Im making my first gun and i cant attach my schrader valve. its an old valve i cut of a bike so could anyone help

Last post

I've only ever used cut out bike valves.

If you take a look at my cannon its using a presta valve from a bike tyre in a 1/4 compression fitting:...

7 Replies

1976 Views

Last post by Hotwired
Tue Feb 13, 2007 8:43 am
Solenoid Rifle

Last post by spit_spud
Replies: 18
by PCGUY » Sat Feb 05, 2005 12:28 pm
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SOLENOID RIFLE

Provided By -

This was the FIRST (funny, huh?) pneumatic cannon that I built. I saw the design on Xinventions.com and realized...

Last post

its better to modify the valve....
18 Replies

22166 Views

Last post by spit_spud
Tue Feb 13, 2007 7:21 am
hot glue

Last post by squeaks
Replies: 8
by squeaks » Mon Feb 12, 2007 3:33 am

First post

just a warning. If you ever make a piston out of hot glue wear gloves. I just got second degree burns all over my left hand and it's skin is peeling...

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red hot steel must suck but you must not have an idea how bad I got burnt. Let me put it this way. I lost 50% percent of the skin on three of my...

8 Replies

2451 Views

Last post by squeaks
Tue Feb 13, 2007 12:40 am
Sprinkler Valve Help

Last post by gadget706
Replies: 8
by gadget706 » Mon Feb 12, 2007 6:49 pm

First post

Ok. I modded an Orbit Watermaster 1 sprinkler valve that didn't have a guide rod. The modding process worked. The problem was, when I went to fire...

Last post

The small white piece of plastic that is stuck through the side of the diaphragm is still there.

8 Replies

3261 Views

Last post by gadget706
Mon Feb 12, 2007 8:37 pm
Help plz

Last post by PVC Arsenal 17
Replies: 2
by Kol25Stray » Mon Feb 12, 2007 5:33 pm

First post

I am now to pneumatic guns and i am interested in making a airsoft gun with a close design, and i have questions! lol plz help. also plz dont get mad...

Last post

Plz use proper grammar, thanks. And do some research before you ask here. The Spud Wiki has a lot of info.

2 Replies

1411 Views

Last post by PVC Arsenal 17
Mon Feb 12, 2007 6:11 pm
burst disc?

Last post by Chimps
Replies: 2
by Chimps » Sun Feb 11, 2007 4:05 pm

First post

what is a good material to use for a burst disc that would blow somewhere between 100 and 140psi range? I'm making a pneumatic granade. (Pop bottles...

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so milk jugs burst at what pressure? 80psi was the min. pressure i was gonna use ... uhh so what about pop bottles what psi can they handle???

I'll...

2 Replies

1313 Views

Last post by Chimps
Sun Feb 11, 2007 4:34 pm
i need a desighn for an air chamber

Last post by paaiyan
Replies: 50
by ballad of NJ » Mon Feb 05, 2007 7:27 pm
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i need a desighn for a pvc air chamber

Last post

Yea, kind of got off on a tangent there didn't it?
50 Replies

15770 Views

Last post by paaiyan
Sat Feb 10, 2007 5:20 pm
pressure ?

Last post by Hawkeye
Replies: 13
by POS » Mon Oct 23, 2006 2:16 pm

First post

I have a paintball tank like this one :

Anyone know what pressure it can take ? I was planning to use it in a pneumatic gun wit a regulator,...

Last post

I'll put it in words and post it in the appropriate section.

13 Replies

4094 Views

Last post by Hawkeye
Sat Feb 10, 2007 9:43 am
sources of pressure?

Last post by imjustpk
Replies: 10
by imjustpk » Wed Jan 31, 2007 1:24 am

First post

for someone who doesnt have a huge air compressor, what are some other ways of pumping up a pneumatic? preferably cheap

Last post

thanx for all the advice guys

10 Replies

4145 Views

Last post by imjustpk
Sat Feb 10, 2007 7:08 am
First pneumatic

Last post by Hawkeye
Replies: 10
by swolengut67 » Mon Feb 05, 2007 10:02 pm

First post

A few pics of my fisrt pneumatic.

Last post

And to think some use piston valves to get that range. Anyone else here shoot batteries four football fields with a ball valve and find them?

10 Replies

3533 Views

Last post by Hawkeye
Fri Feb 09, 2007 9:44 pm
Mini Coaxial Piston Help

Last post by ethal1222
Replies: 6
by ethal1222 » Fri Feb 09, 2007 4:59 pm

First post

Hello all,

I just finished building my first piston gun. It's a mini coaxial version with a chamber made from 2 SCH 80 pipe and a 1/2 SCH 40 barrel....

Last post

I just replaced the blowgun with a 1/4 ball valve and the gun works like a charm now!

Here's a photo.

6 Replies

1887 Views

Last post by ethal1222
Fri Feb 09, 2007 6:24 pm
My first Combustion & Pneumatic

Last post by Flying_Salt
Replies: 11
by Punstype » Wed Feb 07, 2007 7:39 pm

First post

Aloha fellow Spuddies!
This is my first combustion & pneumatic spudguns, thought i would share them with the world. i started with the combustion,...

Last post

You don't really NEED to get an air compressor. I use a bike pump for my pneumatic, and it works fine, but the piston starts bothering me at around...

11 Replies

4420 Views

Last post by Flying_Salt
Fri Feb 09, 2007 6:10 pm

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