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 5950-01-221-9999
NSN 6130-01-381-6775
NSN 2925-00-233-5644
NSN 6150-01-328-0657
NSN 5960-00-902-0942
NSN 6240-01-595-3594
NSN 6220-01-197-7680
NSN 5975-01-260-1096
NSN 5905-01-406-8710
NSN 6220-01-335-0201
NSN 5895-01-634-0630
NSN 6240-00-013-1282