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 5999-01-317-2011
NSN 6240-01-397-8713
NSN 5945-01-416-4191
NSN 5835-01-319-4636
NSN 5975-01-426-0122
NSN 6685-01-429-8922
NSN 2925-01-380-0869
NSN 6685-00-152-7146
NSN 6620-01-266-8894
NSN 5960-01-051-9405
NSN 5910-00-681-9754
NSN 7035-00-155-9513