In this Question Line video, Jason answers the following submitted question regarding internal threads: 

How do you dimension full thread depth?

 

In this video, Jason takes a look at a part containing an internal threaded feature. He reviews the thread callout, explaining “usable depth” and how to define that clearly on the drawing. Jason also compares several methods for inspecting the depth of the threaded feature. 

We want to hear from you! Submit your GD&T question at the link below:     

https://www.gdandtbasics.com/share-your-gdt-questions/    

If your question is selected, we will notify you when our video answer is posted to our YouTube channel.    

* If you are a current student, reach out to us directly and we will get you into contact with your instructor. Active students’ questions receive a direct response within 24-48 hours.       

Stop hunting through pages. Get our GD&T Symbols Chart—your quick reference guide with every symbol on one page.

Save it to your desktop or print it out for quick reference. We’ll send the digital chart straight to your inbox. No spam, just helpful GD&T resources.

Get Your Free Chart