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 6145-00-801-4621
NSN 6240-01-256-5532
NSN 5915-01-538-7581
NSN 5905-00-276-1918
NSN 5960-01-065-9684
NSN 5895-01-221-3118
NSN 7035-00-861-7913
NSN 5950-01-634-0677
NSN 6240-01-605-1799
NSN 5950-01-328-8983
NSN 6240-00-326-2966
NSN 6240-01-653-9921