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 6685-01-065-8722
NSN 5965-01-646-1122
NSN 5965-01-456-6622
NSN 6650-01-165-2175
NSN 6130-00-480-5945
NSN 6610-01-333-9543
NSN 6135-00-826-4798
NSN 5975-01-430-7136
NSN 5930-01-092-2671
NSN 6240-01-463-3132
NSN 5930-01-554-3240
NSN 5999-01-562-4126