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 5855-00-288-1408
NSN 5925-01-508-7951
NSN 5998-00-409-0043
NSN 6240-01-431-3603
NSN 5990-01-541-7671
NSN 5905-01-522-6526
NSN 5910-01-073-8072
NSN 6150-01-497-1965
NSN 5935-01-038-6701
NSN 6110-01-427-0161
NSN 6610-00-331-3460
NSN 5915-01-538-1753