An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
NSN 6320-01-276-4739
NSN 6650-00-804-2039
NSN 6620-01-544-8735
NSN 6135-01-449-2144
NSN 5915-00-289-6692
NSN 5910-00-161-4227
NSN 6645-01-310-2949
NSN 5998-01-577-2558
NSN 6220-00-371-7589
NSN 6645-01-150-9847
NSN 5855-01-487-8872
NSN 6320-00-394-8458