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 5910-01-437-9921
NSN 5930-01-351-6141
NSN 6685-01-555-7938
NSN 6240-01-212-3529
NSN 5960-01-522-0391
NSN 6220-01-360-5525
NSN 5835-00-253-3453
NSN 5895-01-641-8699
NSN 5930-01-153-7748
NSN 6645-00-832-1609
NSN 5990-00-121-2134
NSN 5930-01-173-3233