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 5895-01-565-5168
NSN 6610-01-633-8931
NSN 5935-01-225-7470
NSN 6220-01-314-4677
NSN 6685-00-859-5958
NSN 5998-01-549-8136
NSN 6320-00-456-2092
NSN 6610-01-644-2546
NSN 5910-00-753-9639
NSN 6110-01-054-8245
NSN 6105-00-080-5537
NSN 6610-00-248-1559