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 5999-01-531-7751
NSN 6620-01-426-2220
NSN 5855-01-483-1350
NSN 5920-00-284-7146
NSN 5998-01-309-4209
NSN 5920-01-046-5235
NSN 5990-00-288-1820
NSN 6685-01-283-1461
NSN 7035-00-763-6180
NSN 6145-01-458-0972
NSN 6145-01-323-4753
NSN 5930-01-588-5263