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 5920-01-332-1033
NSN 5930-01-473-4589
NSN 5855-01-483-2774
NSN 5965-01-085-6158
NSN 5960-00-222-7772
NSN 6620-00-189-0967
NSN 6650-01-159-4251
NSN 7035-00-513-9764
NSN 6685-01-419-3472
NSN 2925-01-348-8306
NSN 5965-01-454-8076
NSN 5950-00-276-8584