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 4140-01-542-5522
NSN 6220-01-395-9483
NSN 5935-01-360-6127
NSN 5855-01-136-9532
NSN 6610-01-257-5808
NSN 5950-00-813-0567
NSN 5945-01-100-3654
NSN 5945-00-365-6582
NSN 5975-00-984-6582
NSN 6130-00-453-9204
NSN 6220-01-442-7282
NSN 5855-00-237-4088