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 5935-01-494-2971
NSN 5930-00-497-3687
NSN 6685-01-157-9340
NSN 5945-01-316-1000
NSN 5855-00-797-8217
NSN 5895-01-448-4674
NSN 7035-01-215-7764
NSN 5985-01-105-8240
NSN 6320-01-284-4508
NSN 6150-01-168-1556
NSN 5990-01-377-8991
NSN 5915-01-455-0002