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 6645-01-501-0576
NSN 5950-01-570-4438
NSN 5915-00-873-3190
NSN 5950-01-583-3026
NSN 5999-01-640-9612
NSN 6105-01-185-2447
NSN 5905-01-101-2761
NSN 5975-01-357-8559
NSN 6320-01-532-7491
NSN 5905-01-481-3661
NSN 5905-00-426-8222
NSN 6130-00-469-4604