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 6620-00-346-7591
NSN 6645-01-121-4584
NSN 5930-01-380-5611
NSN 6650-01-599-2717
NSN 6110-00-126-8402
NSN 6105-01-628-2084
NSN 5855-01-268-6468
NSN 5895-01-557-3408
NSN 6645-00-420-5072
NSN 5855-01-308-0955
NSN 6145-00-705-6686
NSN 5965-01-300-7417