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 5910-01-170-6669
NSN 6320-00-468-8421
NSN 5975-01-288-7317
NSN 5996-00-272-2560
NSN 5910-01-651-1374
NSN 4140-01-180-5576
NSN 5935-01-035-8821
NSN 6220-01-073-3338
NSN 6610-00-186-9180
NSN 6105-00-527-2193
NSN 6685-00-017-9516
NSN 6685-01-147-4532