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 5930-01-112-0157
NSN 6220-00-304-7358
NSN 2925-01-138-8104
NSN 6105-01-500-0274
NSN 5910-00-637-2609
NSN 5905-01-050-8177
NSN 5920-00-998-9528
NSN 5950-01-393-6437
NSN 5945-00-144-8073
NSN 6110-01-202-6457
NSN 6240-00-299-6126
NSN 6150-00-590-3454