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 6620-01-014-7192
NSN 6220-00-149-0977
NSN 5990-00-275-7819
NSN 6320-00-174-1362
NSN 6650-00-047-9473
NSN 5960-01-025-2526
NSN 6620-01-087-4361
NSN 6110-00-553-8816
NSN 6135-01-230-4399
NSN 6135-01-400-2947
NSN 5855-01-308-0955
NSN 6135-01-278-9717