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 5996-01-149-5506
NSN 6110-01-236-3923
NSN 5960-00-422-0578
NSN 6145-00-950-4922
NSN 4140-00-144-6833
NSN 6645-01-064-3711
NSN 5950-01-414-2036
NSN 5920-00-008-7134
NSN 6240-00-548-3992
NSN 6620-01-446-7290
NSN 5895-01-010-3518
NSN 6645-00-641-3202