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 6610-00-558-0480
NSN 6220-01-211-7025
NSN 5990-01-056-6413
NSN 5855-01-584-5855
NSN 5855-00-256-5562
NSN 6240-00-758-3367
NSN 5985-01-050-8231
NSN 6620-01-527-4423
NSN 6650-01-025-7425
NSN 6320-00-931-4855
NSN 6130-01-081-8156
NSN 5996-00-448-1245