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What fits in a 1/4" copper tube?

Post questions and info about pneumatic (compressed gas) powered cannons here. This includes discussion about valves, pipe types, compressors, alternate gas setups, and anything else relevant.
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What fits in a 1/4" copper tube?

Unread postAuthor: AnotherSnappedLine » Sun Feb 13, 2011 12:01 am

Does anyone know the Inner Diameter of 1/4" ...I would love to know what I can use for .177 or .22 pellets.
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Unread postAuthor: jackssmirkingrevenge » Sun Feb 13, 2011 12:06 am

I believe it's 0.177" BBs that are used with 1/4" brakeline, but it depends o your specific pipe.
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Unread postAuthor: omniscient » Sun Feb 13, 2011 12:08 am

1/4" Steel Brake line has an inside diameter of 3/16" (0.188)

1/4" Galvanized or "Black Iron" pipe has an I.D. of 0.364"

1/4" Copper "K" pipe: 0.305"

1/4" Copper "L" pipe" 0.315"
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Unread postAuthor: AnotherSnappedLine » Sun Feb 13, 2011 8:27 am

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Unread postAuthor: AnotherSnappedLine » Sun Feb 13, 2011 8:31 am

OOPS, I need the serial number... 89955K21
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