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 5998-01-400-6739
NSN 5920-01-338-0707
NSN 6610-01-224-7247
NSN 5925-00-304-3315
NSN 6150-01-511-9853
NSN 6145-00-387-5459
NSN 6130-01-377-3380
NSN 6105-01-296-9760
NSN 6620-01-448-0572
NSN 6240-01-521-0235
NSN 5965-01-649-6410
NSN 5945-01-423-1009