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 6150-00-716-1603
NSN 6220-01-170-5335
NSN 5930-01-609-6548
NSN 5998-00-504-6269
NSN 6240-01-342-6367
NSN 5905-00-866-8522
NSN 2925-01-474-3363
NSN 5996-01-299-2122
NSN 5975-01-421-0199
NSN 5999-01-301-2437
NSN 6320-01-600-5808
NSN 6240-00-807-8512