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 5920-00-144-8031
NSN 5915-01-423-8561
NSN 6130-01-599-9946
NSN 6150-01-634-0575
NSN 6685-01-620-1052
NSN 5990-00-229-4647
NSN 6610-00-231-1302
NSN 6150-00-484-7473
NSN 6685-01-371-3758
NSN 5920-01-135-5486
NSN 5999-00-865-9042
NSN 5930-00-374-9927