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 6610-01-442-3509
NSN 6150-01-566-6175
NSN 6320-00-360-1744
NSN 5945-01-170-7630
NSN 5925-01-585-8953
NSN 5910-01-232-3447
NSN 6145-00-310-7443
NSN 5990-00-416-9831
NSN 6110-01-103-0288
NSN 5905-01-212-2792
NSN 6645-00-464-6375
NSN 5965-01-150-6315