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 6620-01-646-2751
NSN 6610-00-066-9353
NSN 6130-00-899-0485
NSN 6130-01-019-4064
NSN 5835-01-378-6804
NSN 6145-01-620-4126
NSN 5985-00-857-1426
NSN 5945-01-352-8916
NSN 6620-00-093-4186
NSN 5996-01-199-6733
NSN 6685-00-466-0723
NSN 6320-01-190-1397