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Unread 22-08-2012, 22:15
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Re: Internal Threads

Quote:
Originally Posted by jee7s View Post
If you need extra thread strength in thin material, look into Pem Fasteners. They are pre-threaded insert fasteners, sometimes called "captive nuts" on web sites like McMaster. There's a whole variety of types for different applications. Most of them are designed to be clinched (read pressed) into sheet metal.
Having used these guys for 1/8 sheet back on 1647, I can tell you they held up extremely well. We used approximately 10 of them to mount to our bellypan for our arm and under the loads the arm was forcing down through to the bellypan, there was no movement from them whatsoever.
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"While I was a student in FIRST, it was all about becoming inspired. Now as a mentor/engineering student, it's all about making sure learn everything I can so I can carry that on inspiration for future generations while having a hell of a lot of fun!"
 


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