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 6220-01-607-6220
NSN 5915-01-247-8991
NSN 2925-00-233-5644
NSN 5915-01-416-6402
NSN 5935-01-437-0327
NSN 5945-01-012-2448
NSN 5920-01-505-7409
NSN 5950-01-257-7394
NSN 5975-01-122-1571
NSN 5905-01-239-3495
NSN 6240-00-684-8181
NSN 4140-01-463-7952