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 5925-01-088-2837
NSN 5910-01-141-5871
NSN 5935-01-626-4597
NSN 6135-01-136-5498
NSN 6320-00-731-6134
NSN 6105-01-608-3974
NSN 6105-00-617-1950
NSN 6110-00-175-3661
NSN 5950-01-518-5437
NSN 7035-00-981-7216
NSN 6645-01-199-6057
NSN 5945-01-010-6338