National Stock Number
1660-99-737-8410
National Stock Number (NSN) 1660-99-737-8410, or NIIN 997378410, (grille,metal) has an unknown assigned date. This NSN does not replace any other NSNs.
There are 2 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, 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 unique to one weapons system.
This NSN is assigned to Item Name Code (INC) 04236. [A METAL FRAME ENCLOSING A METAL CORE WHICH IS CONSTRUCTED OF PERFORATED SHEET METAL, BARS, CORE MATERIAL, OR THE LIKE. IT IS USED TO FORM AN OPENWORK BARRIER OR SCREEN TO ALLOW THE PASSAGE OF A MAXIMUM QUANTITY OF AIR AND/OR LIGHT, BUT EXCLUDING THE PASSAGE OF FOREIGN OBJECTS. EXCLUDES:GUARD, FAN IMPELLER.].
This information was last updated on Jul 28, 2025.