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 6685-01-414-6800
NSN 6320-01-506-9439
NSN 6150-01-416-7904
NSN 7035-00-003-7518
NSN 5990-00-484-3189
NSN 6220-00-959-5970
NSN 4140-01-399-4352
NSN 5999-01-333-4857
NSN 5996-01-642-0249
NSN 5895-00-134-3157
NSN 5999-01-137-9884
NSN 6610-01-044-4740