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 5855-01-020-7982
NSN 6320-01-350-5570
NSN 6620-01-431-9176
NSN 6220-01-344-5014
NSN 6320-00-731-6134
NSN 5990-01-296-5425
NSN 6610-01-141-7014
NSN 5910-00-149-0678
NSN 5915-01-513-2531
NSN 5925-01-494-0085
NSN 5835-00-632-8621
NSN 5960-01-212-4227