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 5985-01-230-7609
NSN 5965-01-109-2917
NSN 5998-01-263-6664
NSN 5905-01-039-2987
NSN 5950-00-538-5325
NSN 5915-01-398-9831
NSN 5905-00-161-4047
NSN 6620-00-273-8735
NSN 5996-01-415-1818
NSN 5895-01-611-8804
NSN 6610-00-008-6470
NSN 6685-01-537-3208