Threads

[Rich1969]

Hello
I have been tiring to find the major and minor diameter on a 1 1/4-27 UNS-2A thread and 1 1/2-27 UNS-2A thread.

 

[PSE]

I did not come across a 1-1/4 -27 or 1-1/2 -27 thread but here is some information that should get you close.

http://www.efunda.com/designstandards/screws/unified.cfm?start=302&finish=396

Regards,