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 5990-01-414-2778
NSN 5935-01-251-6049
NSN 7035-01-394-3169
NSN 6220-01-305-7210
NSN 6610-01-391-5092
NSN 5950-01-440-0372
NSN 5985-01-450-0532
NSN 6620-00-999-2425
NSN 2925-01-433-4374
NSN 5965-00-647-3972
NSN 6130-00-479-9746
NSN 6610-00-548-3452