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 5855-01-392-1110
NSN 2925-01-374-2402
NSN 5999-01-352-9465
NSN 5935-00-207-5796
NSN 5965-01-486-3564
NSN 5950-00-427-9647
NSN 6240-01-533-5791
NSN 5996-00-316-5115
NSN 7035-01-186-5786
NSN 6650-01-433-3056
NSN 5910-01-633-9963
NSN 6130-00-343-1660