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 5905-00-518-5549
NSN 5935-00-875-7904
NSN 5990-01-014-1280
NSN 5895-00-947-3779
NSN 5996-00-050-6570
NSN 6220-00-553-8938
NSN 5996-01-099-9801
NSN 6620-01-571-7727
NSN 5905-01-485-3401
NSN 6130-01-607-4042
NSN 5905-00-111-2214
NSN 6145-01-595-5171