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 6240-01-522-7847
NSN 6610-01-656-8198
NSN 5915-01-449-0859
NSN 5990-01-082-3807
NSN 6145-01-146-5555
NSN 5975-01-052-5059
NSN 5920-00-165-0390
NSN 5915-00-826-9318
NSN 5925-00-279-6769
NSN 5960-01-570-8605
NSN 5965-01-142-8044
NSN 6130-01-112-3602