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 5920-01-215-4741
NSN 6620-01-008-1654
NSN 6105-00-577-3482
NSN 5985-00-045-8116
NSN 6620-01-259-2411
NSN 6645-01-163-9930
NSN 6240-01-433-9410
NSN 5996-01-088-8715
NSN 5998-01-311-5136
NSN 6130-00-008-8875
NSN 6150-01-169-5229
NSN 6685-00-318-7766