National Stock Number
4130-01-652-2521
National Stock Number (NSN) 4130-01-652-2521, or NIIN 016522521, (duct adapter kit,air conditioner) was assigned February 16, 2016 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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) 14540. [A GROUP OF ASSORTED ITEMS DESIGNED TO CONNECT ONE OR MORE AIR CONDITIONER TO AN AREA TO BE AIR CONDITIONED.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4130016522521 does not contain precious metals.
This information was last updated on Jun 01, 2025.