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 6220-01-083-6936
NSN 5930-00-782-6394
NSN 6105-00-331-7680
NSN 5945-01-511-4835
NSN 6620-01-652-4349
NSN 5950-00-455-1551
NSN 2925-01-633-4048
NSN 6135-00-613-1068
NSN 6220-00-643-4045
NSN 6105-01-188-2902
NSN 6645-01-361-4813
NSN 5999-01-318-6692