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 5835-01-390-4667
NSN 5965-01-552-1471
NSN 5950-01-391-4938
NSN 6650-00-125-6560
NSN 5998-01-483-3585
NSN 5975-00-752-7644
NSN 6685-00-443-5650
NSN 5990-00-155-2306
NSN 5996-01-014-6103
NSN 5950-01-645-3011
NSN 6130-00-773-0164
NSN 5999-01-097-0266