National Stock Number
4730-21-914-0492
National Stock Number (NSN) 4730-21-914-0492, or NIIN 219140492, (swivel joint,pipe) has an unknown assigned date. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 04198. [A METALLIC CONNECTOR DESIGNED TO JOIN TWO LENGTHS OF PIPE AND/OR PIPE FITTINGS IN A PIPELINE TO PERMIT TURNING ON ITS AXIS ON ONE PLANE AND TO ALLOW FOR ANGULAR MOVEMENT.].
This information was last updated on Oct 17, 2025.