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 6135-01-110-3516
NSN 4140-01-362-9957
NSN 4140-01-537-2666
NSN 6145-01-428-9932
NSN 5950-00-284-1009
NSN 6645-01-629-9657
NSN 5905-01-316-7981
NSN 5915-01-614-5226
NSN 5910-00-798-0196
NSN 6610-01-534-7683
NSN 6685-01-350-1713
NSN 5835-01-193-6192