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 5998-00-393-9173
NSN 6685-00-484-8137
NSN 2925-01-163-6716
NSN 6610-01-413-3912
NSN 5915-00-443-1830
NSN 6650-00-379-5434
NSN 5915-00-892-7751
NSN 5905-01-485-0234
NSN 5920-00-229-8444
NSN 6150-01-218-0216
NSN 5985-00-191-4557
NSN 6105-01-656-0530