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 5950-01-449-1355
NSN 6685-00-358-8331
NSN 5990-01-588-3999
NSN 6645-01-122-8306
NSN 7035-01-514-8522
NSN 5975-00-978-9078
NSN 4140-01-185-5044
NSN 6105-00-886-6067
NSN 6130-00-150-0323
NSN 6610-01-180-7343
NSN 6110-00-060-1879
NSN 5915-00-079-1011