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 5930-01-618-5408
NSN 5935-01-074-3386
NSN 5999-01-226-5310
NSN 5990-00-872-1312
NSN 6320-01-631-7828
NSN 6110-01-013-9313
NSN 5965-01-382-4863
NSN 6220-00-956-0565
NSN 4140-01-557-9472
NSN 6620-01-588-8330
NSN 6685-01-364-1025
NSN 6150-01-408-9927