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 7035-01-132-2917
NSN 5925-01-201-8089
NSN 2925-00-159-9003
NSN 6135-01-633-8502
NSN 6220-01-242-6094
NSN 7035-01-413-6697
NSN 4140-01-419-4675
NSN 5935-00-812-0672
NSN 5950-01-130-1596
NSN 5950-00-755-9638
NSN 6130-01-386-2894
NSN 5835-00-572-1309