National Stock Number
4520-01-723-7533
National Stock Number (NSN) 4520-01-723-7533, or NIIN 017237533, (register,air) was assigned October 1, 2024 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, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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) 45772. [AN ITEM WITH A GRILLE, DESIGNED TO AFFECT THE PROPER DISTRIBUTION OF COLD OR HEATED AIR TO AN ENCLOSED AREA. IT MAY HAVE ADJUSTABLE BLADES ON THE BACK TO REGULATE AND CONTROL THE FLOW OF AIR.]. 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 4520017237533 does not contain precious metals.
This information was last updated on Jul 01, 2025.