PVC pipe thread attachment? I need an attachment for a 3/4" PVC pipe that make it...

I need an attachment for a 3/4" PVC pipe that make it have threads. I drew a rough diagram here.

http://aycu32.webshots.com/image/40991/2...
Answers:    For several years in a minute, PVC female adapters enjoy been improper to code.
Unless you are screwing to another plastic pipe.
Even consequently, they'll crack if you are not careful.

If your pipe near the male threads is metal, put a metal coupling on it, and bonding agent a male adapter on your pvc. They are also call PVC MIP adapter.
I couldn't see your sketch, but how about a 3/4 pvc manly adapter?