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 6645-00-462-7072
NSN 6150-00-787-5668
NSN 6650-01-576-8520
NSN 5855-01-364-1005
NSN 6320-01-551-3553
NSN 2925-01-460-1601
NSN 5910-00-235-0868
NSN 5960-01-215-0992
NSN 5960-00-156-0702
NSN 5855-01-088-8700
NSN 5915-00-844-2487
NSN 6685-01-455-8172