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Question about PVC pipe name terms

Posted: Sat Jun 23, 2007 4:48 pm
by Spedy
On http://www.advancedspuds.com, the section on building the breech loading cannon (http://www.advancedspuds.com/blseries.htm) uses terms in the parts list like FPT and MPT. What do those mean?

Thanks

edit: What do (spigot x slip), (spig x FPT), and (slip x FPT) mean?

Posted: Sat Jun 23, 2007 4:51 pm
by Modderxtrordanare
Male Pipe Threads
Female Pipe Threads

:)

Posted: Sat Jun 23, 2007 5:00 pm
by Spedy
Thanks, that was a little confuzing for me before. That was alot of help as I am going to build a threaded-type breech loader using those plans.

Posted: Sat Jun 23, 2007 5:14 pm
by Modderxtrordanare
Spedy wrote:Thanks, that was a little confuzing for me before. That was alot of help as I am going to build a threaded-type breech loader using those plans.

edit: Oops, I forgot to ask what (spigot x slip) means. anyone know that one?
Spigot means that it is the same diameter as the pipe and requires a coupling to connect to a piece of pipe of the same diameter. However it will fit right in another fitting as if it were a piece of pipe.

Slip means that there aren't threads and that a piece of pipe matching up with the corresponding fitting diameter will "slip" right in, no threading.

Posted: Sat Jun 23, 2007 5:24 pm
by Spedy
Oh..... Thanks! I really appreciate the help.

Posted: Sat Jun 23, 2007 7:57 pm
by sandman
Spedy wrote: Spigot means that it is the same diameter as the pipe and requires a coupling to connect to a piece of pipe of the same diameter.
Slip means that there aren't threads and that a piece of pipe matching up with the corresponding fitting diameter will "slip" right in, no threading.
i wish someone would have told me that before i ordered all my pipe and fittings, lol