G Scale Model Train Forum banner
1 - 2 of 2 Posts

·
Registered
Joined
·
126 Posts
Discussion Starter · #2 ·
Hi All
I have found out that it is a 7/16" x 28tpi UNS (UNIFIED EXTRA FINE) and is of 60 deg form. The threads on the canisters are rolled form there for have a big root dia., thus you should use 0.410" dia as a tapping size.
Regards,
Gerald
 
1 - 2 of 2 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top