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 6240-01-194-1602
NSN 5950-00-762-6720
NSN 5935-01-411-7515
NSN 5960-01-294-2397
NSN 5950-00-184-8271
NSN 6150-01-599-4411
NSN 6650-01-408-1716
NSN 6145-01-591-7130
NSN 5996-01-062-0807
NSN 6685-01-263-8211
NSN 5905-01-428-1656
NSN 5965-01-439-4839