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 6620-01-199-8580
NSN 5985-00-296-3822
NSN 2925-01-415-2140
NSN 5950-01-508-1071
NSN 5999-01-414-0294
NSN 5895-00-952-3032
NSN 6320-00-261-9136
NSN 5905-01-290-1228
NSN 5935-00-947-3502
NSN 5935-01-632-8688
NSN 6220-01-592-2277
NSN 5996-01-281-7336