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 5950-00-467-7384
NSN 6610-01-574-3260
NSN 5915-00-769-5752
NSN 6610-01-010-3159
NSN 5960-00-270-8171
NSN 6620-01-395-0651
NSN 6610-01-517-1901
NSN 5905-01-512-8756
NSN 5950-01-101-4599
NSN 5999-00-985-0730
NSN 6650-01-605-4399
NSN 6650-01-650-1762