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 5895-01-142-8642
NSN 5985-00-557-5986
NSN 5835-01-541-9991
NSN 6150-00-099-6919
NSN 5855-01-409-1792
NSN 5910-00-269-4755
NSN 6220-01-122-6945
NSN 6220-01-037-4812
NSN 5996-01-256-6050
NSN 6645-01-206-4888
NSN 6220-00-937-5906
NSN 5895-01-437-4440