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 6220-01-211-6349
NSN 6145-01-398-0607
NSN 2925-01-381-5307
NSN 5895-01-254-2749
NSN 6220-00-156-4469
NSN 6110-01-104-9589
NSN 6240-01-559-0684
NSN 5915-01-293-9966
NSN 5996-01-134-7638
NSN 4140-01-194-6595
NSN 5960-00-073-9277
NSN 5925-01-534-8060