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 5895-01-491-6921
NSN 4140-01-601-3464
NSN 6150-01-422-0421
NSN 4140-01-397-8445
NSN 5915-01-480-1410
NSN 5960-01-324-1342
NSN 6135-01-523-3198
NSN 6150-01-196-5644
NSN 5996-01-038-2172
NSN
NSN 5855-00-004-0904
NSN 5855-00-014-5008