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 6620-01-474-4951
NSN 6150-01-333-6941
NSN 5855-01-587-4938
NSN 5835-00-309-2373
NSN 6130-00-980-5245
NSN 5920-00-569-6435
NSN 5975-00-105-8858
NSN 5990-01-392-2210
NSN 5950-00-960-7021
NSN 5990-01-407-6615
NSN 6685-01-131-2812
NSN 6220-00-489-8571