National Stock Number
4520-01-504-9528
National Stock Number (NSN) 4520-01-504-9528, or NIIN 015049528, (register,air) was assigned February 14, 2003 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers 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, 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 somewhat common among different platforms, belonging to 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2006, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 4520015049528 does not contain precious metals.
This information was last updated on Jul 01, 2025.