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 5999-01-634-0576
NSN 6110-01-195-2764
NSN 5998-01-172-7466
NSN 6150-01-065-2358
NSN 5990-01-563-1554
NSN 5910-00-836-7157
NSN 5999-00-242-8695
NSN 6105-01-470-9956
NSN 6105-00-133-6038
NSN 6150-00-752-8554
NSN 5990-00-106-3932
NSN 5990-01-227-0660