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 6240-01-169-5915
NSN 6130-01-063-6270
NSN 5960-01-235-7032
NSN 5895-01-027-2461
NSN 6145-00-623-6334
NSN 5999-00-125-7659
NSN 5920-01-385-1188
NSN 5905-01-146-4076
NSN 5998-01-086-8846
NSN 2925-01-058-1718
NSN 6135-01-449-7330
NSN 5855-00-494-9581