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 5895-01-506-5873
NSN 6620-01-606-8964
NSN 5960-01-298-4143
NSN 5930-01-501-5493
NSN 7035-01-550-0439
NSN 5930-00-133-8729
NSN 6150-00-136-1706
NSN 5960-00-249-9623
NSN 5855-01-010-4921
NSN 2925-01-009-3411
NSN 5855-01-428-9456
NSN 5855-00-548-4742