Thanks for your question Phil. Tundra Restaurant Supply is always happy to help customers with technical details.
This MKE 18-730-XX Burner Orifice pipe size is 1/8" (with 27 threads per inch). That said, here is a list of other orifices that may suit your needs for your convenience:
http://www.etundra.com/ShowDocument...
answered 3 months, 1 week ago

by
Andrew Call
Boulder, CO