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 5998-01-245-1151
NSN 6610-00-010-9714
NSN 6610-01-304-3226
NSN 5998-01-419-0613
NSN 5998-01-272-7307
NSN 4140-01-477-7600
NSN 6150-01-023-1516
NSN 6685-00-291-4050
NSN 5975-00-196-0698
NSN 5855-00-079-2370
NSN 5930-01-573-7607
NSN 5965-01-278-2107