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 5945-01-378-7603
NSN 5998-00-247-7201
NSN 5895-01-506-2725
NSN 5935-00-529-0407
NSN 5920-01-088-5944
NSN 2925-01-380-0869
NSN 6145-01-214-2984
NSN 6110-01-319-5570
NSN 6620-00-992-1537
NSN 6220-01-634-0660
NSN 6145-01-571-3436
NSN 6620-01-381-6225