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 6645-01-633-1852
NSN 6220-01-128-0087
NSN 5895-00-501-3264
NSN 7035-01-478-5922
NSN 5990-01-054-3332
NSN 6240-00-312-0636
NSN 6135-00-262-6807
NSN 5895-00-401-3537
NSN 5915-01-133-7658
NSN 5905-01-380-9236
NSN 6650-01-562-4054
NSN 5960-01-425-1454