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 5950-00-420-3642
NSN 5930-00-146-5148
NSN 5965-00-246-5612
NSN 5985-01-622-6429
NSN 5975-00-473-7859
NSN 5895-00-138-2112
NSN 6650-01-570-7337
NSN 5999-01-350-9103
NSN 6645-01-390-6520
NSN 5998-00-913-7282
NSN 6645-01-433-1398
NSN 7035-00-946-2642