NPT pipe threads (new hole wizard)

NPT pipe threads (new hole wizard)

htulrich
Contributor Contributor
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124 Replies
Message 1 of 125

NPT pipe threads (new hole wizard)

htulrich
Contributor
Contributor

Looking through the options on a the new hole creation tool I see all types of pipe threads except NPT.  There are Bsp pipe threads but not Npt? am I missing something?

 

Accepted solutions (1)
31,833 Views
124 Replies
Replies (124)
Message 41 of 125

chrisplyler
Mentor
Mentor

 

Until such time as they get this functionality in place, I'll suggest stopping by your local plumbing supply shop and picking up a cheap NPT threading tool. If you're going to be 3D printing a lot of things that will require such threads.

 

 

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Message 42 of 125

Anonymous
Not applicable

This works! Thanks, goldschmidtb Sometimes it really pays to read through all the posts on a thread - someone will offer an answer and simply move on. Here's some screen shots. This should work for the time being for anyone needing NPT threads. Use the align tool to center with your hole and combine (cut) to create your threads. These are modeled and will print. 

 

(In case this solution is separated - use the insert function to import a McMaster-Carr part, use it to create your threads)

 

All the best, Don

Message 43 of 125

brittonholland
Explorer
Explorer

I did this as well.  See message 37 of this thread.  I have also 3d printed the threads and they worked.  I scaled my model up 1% to get a better fit.  The Carr McMaster designs are not always 100% to scale.

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Message 44 of 125

spbriggs100
Explorer
Explorer

This is a joke. Considering this is supposed to be the end all be all of CAD/CAM software and what you charge for it's use. Here it is almost the end of May 2020. Still no male threads for NTP.

Message 45 of 125

etfrench
Mentor
Mentor

What do you think insulting Autodesk in your very first post will accomplish?  Have you actually tried any of the workarounds in this thread?

 

p.s.  Free doesn't seem to be an excessive charge for the software 😀

ETFrench

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Message 46 of 125

spbriggs100
Explorer
Explorer

Take as an insult if you like, however it is the truth. White Knight all you want, I don't feel you have accomplished anything trying to reprimand me for voicing my opinion of this software. Definitely will not get a purchase so I did accomplish that with this kind of response from you. Frankly I don't believe Autodesk really cares all that much. I am glad a few years back I convinced the engineering department to switch to Pro-E (Now Creo) and they never looked back.

 

Cheers

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Message 47 of 125

etfrench
Mentor
Mentor

I can't speak for Autodesk as I don't work for them.  Basing your purchase on a forum post or on a minor element of the software seems a bit short sighted.  One has only to view the Gallery to see what can be done by people willing to spend the time to learn how to use Fusion 360.

ETFrench

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Message 48 of 125

LiveLover
Advocate
Advocate

Hello, Jake!
2 years gone, can we use NPT threads now? Or how should we make thread we need in 2020?

Message 49 of 125

Anonymous
Not applicable

this might help people:

 

https://www.thingiverse.com/thing:2700822

 

Message 50 of 125

Anonymous
Not applicable

Guess the price hike wasn't enough for them to add NPT.

Message 51 of 125

automationstar
Enthusiast
Enthusiast
Yep, I've used AutoCAD for the better part of 25 years, and have to agree with you. Autodesk used to be the premier drafting software provider, and OWNED the market for about 1/2 that time, but they have been slipping badly over the last 10 years in my opinion. It seems most of the bug fixes are for only performing updates to keep the software working due to other factors they cant control, like Microsoft updates for example. Their software is now dated compared to many competitors in the 3D Machining, piping, Cabling and Electrical Plant design. Autodesk is trying to patch together 3-4 different software packages, whereas other companies have an advantage of creating an all encompassing new integrated software fresh from the ground up. Pipe threads? it wont happen until a major account screams bloody murder to get it added. As for pipe threads
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Message 52 of 125

automationstar
Enthusiast
Enthusiast

Case in point, NPT threads and I just tried to export out of F360 with a backslash / in the file name, it didnt stop me until it tried to save the file, then failed the export.  No warnings, no explanation, nothing....

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Message 53 of 125

Anonymous
Not applicable

Hey everybody. I needed NPT threads on a part I'm about to 3D print. I came here expecting a solution but none were presented yet, so I thought I'd let you know how I made it happen.

 

All I did was go to McMaster and download a CAD file of a part with the threads I needed (in this case I downloaded a 3/8 x 1/4 NPT straight reducer). Then I just started removing features from the reducer until it was left with a threaded blank:

zmartin_0-1598643671984.png

I made a hole in my main component where I needed these threads, alligned the threads with the hole, and combined the two geometries. Now I have the NPT threads I need and I can get to 3D printing.

 

zmartin_1-1598643831939.png

 

It's a little unorthodox, but it absolutely works. Who wants to sit through a tutorial on manually cutting tapered NPT threads?

 

Good Luck,

Zach Martin

 

Message 54 of 125

Anonymous
Not applicable

Hi zach, i think you missed my post

 

https://forums.autodesk.com/t5/fusion-360-design-validate/npt-pipe-threads-new-hole-wizard/m-p/96552...

 

has the XML file to drop into one of Fusion 360's folders and then NPT will show up. worked fine for me, i created an adapter for a rainbarrel with it. 

 

nice work around though 🙂

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Message 55 of 125

Anonymous
Not applicable

Except... the Thingiverse XML file is non-tapered. The McMaster Carr trick did the job for me too! Great recommendation!

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Message 56 of 125

jhackney1972
Consultant
Consultant

Attached is a parametric NPT plug body that can be change to any NPT thread you need by changing the values in the parametric table.  All you have to do is find a reliable NPT thread table such as this one.  The body can then be used along with the Combine command to create internal or external threads.  I do not warranty it in anyway, I just offer the same thing I download from the forum many moons ago.

John Hackney, Retired
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Message 57 of 125

Anonymous
Not applicable

But the point is you shouldn't have to. If I buy a tool for a job, I shouldn't have to use another tool to make the first tool function properly. Stop making excuses for them.

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Message 58 of 125

Anonymous
Not applicable

Work-arounds are not excuses. The complaint has been made, a work-around has been supplied by the community.  andrewsjunk: if anyone should stop doing something, it's you. You should stop issuing orders to others. If you don't like the work-around, don't use it.

Message 59 of 125

etfrench
Mentor
Mentor

@Anonymous wrote:

But the point is you shouldn't have to. If I buy a tool for a job, I shouldn't have to use another tool to make the first tool function properly. Stop making excuses for them.


Do you usually buy tools without knowing what they do?  Perhaps some remedial RTFM would do you well.

ETFrench

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Message 60 of 125

george.oram
Observer
Observer

Are the NPT threads available yet? I cannot find them almost 2 years after an Autodesk post to say they are coming soon.....

 

Thanks

George

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