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 6685-00-036-2282
NSN 5999-01-440-8417
NSN 5985-00-683-5592
NSN 6610-01-316-8902
NSN 5910-00-088-6777
NSN 6610-01-305-8863
NSN 2925-01-344-0281
NSN 2925-00-617-0826
NSN 2925-01-043-9786
NSN 6650-00-251-7512
NSN 4140-01-177-9363
NSN 5930-01-215-0637