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 6220-01-296-9571
NSN 6685-01-352-4072
NSN 5910-00-832-8178
NSN 6105-01-384-9272
NSN 5855-00-494-9581
NSN 6320-00-343-1798
NSN 5960-00-223-3849
NSN 7035-00-064-7008
NSN 5990-00-816-7698
NSN 5996-01-011-7470
NSN 5855-01-100-3272
NSN 6240-00-456-2578