LD1
Epic Contributor
Any pictures? With odd mm dimensions you list....that sounds sae. 12.7mm is 1/2" and 9.5 would be 3/8". But where were those measurements taken from?
A given size NPT will appear to ha e much larger threads than the same nominal size orb or jic
A given size NPT will appear to ha e much larger threads than the same nominal size orb or jic