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 5895-01-398-0642
NSN 5990-00-081-1266
NSN 5855-01-602-9653
NSN 6135-01-177-3552
NSN 5985-00-919-1970
NSN 5960-00-359-7768
NSN 5996-01-617-6575
NSN 7035-01-251-7975
NSN 5855-00-327-2112
NSN 5965-00-351-7460
NSN 6135-00-851-8575
NSN 6610-01-656-8198