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 5905-01-277-9577
NSN 6620-00-392-9835
NSN 6220-00-441-0977
NSN 5960-01-056-8109
NSN 5999-00-912-4321
NSN 5855-01-091-2273
NSN 6610-01-659-3277
NSN 6130-01-212-2151
NSN 5920-01-200-3867
NSN 5855-01-366-2429
NSN 6240-01-318-9356
NSN 6610-01-406-4985