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 5996-01-497-2626
NSN 6610-01-495-8898
NSN 6320-01-072-2073
NSN 6240-01-577-0666
NSN 6320-01-458-1853
NSN 6685-00-067-9314
NSN 6110-00-437-7877
NSN 6645-01-501-0576
NSN 6150-01-115-3705
NSN 6620-01-012-2852
NSN 5945-00-529-6058
NSN 6620-01-175-5922