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 6105-00-620-9994
NSN 6620-00-364-6890
NSN 6620-00-072-1927
NSN 6620-01-559-1921
NSN 5895-01-381-9546
NSN 6645-01-576-2691
NSN 6685-01-449-0933
NSN 5990-01-337-4584
NSN 5895-01-218-5267
NSN 6610-00-466-3104
NSN 5915-00-952-0594
NSN 5915-00-288-0071