An item consisting of three or four parts, two of which form a grooved body and have tapered threads that are held firmly in place by rounded hexagonal nuts.
NSN 4140-01-465-8611
NSN 6105-01-460-5065
NSN 5920-00-934-3350
NSN 6135-01-263-3611
NSN 6220-01-409-1585
NSN 5930-01-338-7609
NSN 6150-01-644-2882
NSN 7035-00-117-0418
NSN 5975-01-098-7094
NSN 6130-01-590-9954
NSN 5975-01-455-4452
NSN 6240-01-258-5829