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 6610-01-617-3357
NSN 5990-00-185-5888
NSN 6620-00-010-8190
NSN 5975-01-214-3516
NSN 6145-00-406-4471
NSN 6135-00-628-1142
NSN 5998-01-407-6411
NSN 5905-01-158-1474
NSN 6620-00-858-7317
NSN 6110-00-205-1778
NSN 5960-01-360-2117
NSN 6105-01-437-6876