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 6135-00-563-7711
NSN 6645-01-333-6775
NSN 6320-00-513-8376
NSN 5910-00-739-8579
NSN 6650-01-433-5949
NSN 5905-01-204-1960
NSN 6220-01-096-9082
NSN 4140-01-277-9204
NSN 6320-01-157-9076
NSN 6685-01-351-4586
NSN 6645-01-352-6583
NSN 5835-00-378-1429