National Stock Number
5340-21-912-3180
National Stock Number (NSN) 5340-21-912-3180, or NIIN 219123180, (plate,mounting) 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 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, with the most recent procurement date of Sep 30, 2010. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM5L310M2927. The total value of the awarded contracts has been US$ 4,705.00.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 40223. [A METALLIC OR NONMETALLIC ITEM WHICH IS RIGID, FLAT AND GENERALLY SMOOTH. ITS THICKNESS IS SMALL IN COMPARISON TO ITS LENGTH AND WIDTH. IT IS DESIGNED FOR MOUNTING ANOTHER ITEM AND MAY HAVE DRILLED OR THREADED HOLES OR OTHER FACILITIES FOR MOUNTING TO A SUPPORTING OBJECT OR SURFACE. SEE SUPPORT, AS MODIFIED. DO NOT USE IF A MORE SPECIFIC NAME APPLIES.].
This information was last updated on Dec 03, 2025.