An item having wrenching facilities on one end and a threaded connection of one type within an externally threaded connection of another type. One connection must have machine threads not designed for any type of tube or tube fitting.
NSN 5915-00-599-5546
NSN 5990-00-524-2293
NSN 5930-00-931-6932
NSN 5910-01-571-8500
NSN 5975-01-537-6325
NSN 5960-00-707-3335
NSN 5985-01-653-6469
NSN 6145-00-919-4232
NSN 5855-01-372-1622
NSN 6130-00-139-1495
NSN 5950-01-250-8428
NSN 7035-00-946-2642