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 5910-01-389-8689
NSN 5895-01-395-7544
NSN 6105-00-653-4446
NSN 5950-00-840-8335
NSN 5975-01-473-3485
NSN 6685-01-316-5631
NSN 5910-01-505-9276
NSN 7035-01-327-4456
NSN 6320-00-343-1798
NSN 7035-00-238-3662
NSN 5990-00-230-8981
NSN 5895-00-417-5529