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 6650-01-569-5575
NSN 7035-01-027-1718
NSN 5975-01-157-5101
NSN 6650-01-487-9454
NSN 6320-00-360-1744
NSN 7035-01-398-3494
NSN 6320-01-429-9871
NSN 5960-01-039-0093
NSN 6240-00-103-0058
NSN 6620-01-640-6761
NSN 5835-01-017-7486
NSN 6240-00-269-9477