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 5950-01-595-5647
NSN 5925-01-317-4995
NSN 5910-01-474-6512
NSN 5999-00-131-9748
NSN 6645-01-241-2294
NSN 5985-00-878-1470
NSN 5999-01-501-5783
NSN 5920-01-584-8168
NSN 5835-00-034-4976
NSN 6220-00-149-0977
NSN 6135-00-062-5080
NSN 5950-01-480-6490