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 5920-01-180-5440
NSN 6220-00-578-6539
NSN 5920-01-470-2854
NSN 6620-01-549-6653
NSN 5975-01-441-8386
NSN 6240-00-034-5909
NSN 5910-00-427-1731
NSN 5895-01-516-0365
NSN 6130-00-135-8294
NSN 6320-00-371-8335
NSN 5910-01-287-4403
NSN 5985-00-545-7191