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 6240-01-513-9642
NSN 5985-01-174-8941
NSN 5855-00-177-3529
NSN 5998-00-069-7514
NSN 6130-01-621-1693
NSN 5985-01-314-0592
NSN 6150-01-462-2642
NSN 5895-01-648-2670
NSN 5920-01-157-9471
NSN 6610-00-313-0660
NSN 6110-01-395-8347
NSN 6240-01-461-1161