National Stock Number
5340-99-758-1492
National Stock Number (NSN) 5340-99-758-1492, or NIIN 997581492, (cap-plug,protective,dust and moisture seal) has an unknown assigned date. 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 one supplier. Today, one supplier is 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 Apr 21, 2020. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE5EJ20V4121, SPE5EJ19V3736, SPM5L310M2253, SPM7L210V2239, SPM5L309V2361. The total value of the awarded contracts has been US$ 93,824.97.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of 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) 13435. [AN ITEM SPECIFICALLY DESIGNED TO FIT INTO OR OVER THE OPENING(S) OF VARIOUS ITEMS TO PROVIDE MECHANICAL PROTECTION AND/OR TO PREVENT THE ENTRANCE OF FOREIGN MATTER DURING PAINTING, SHIPPING, STORAGE, OR THE LIKE. IT IS NOT DESIGNED TO RETAIN FLUIDS UNDER PRESSURE DURING EQUIPMENT OPERATION. FOR ITEMS DESIGNED TO FIT ONLY INTO AN OPENING, SEE PLUG (AS MODIFIED) AND STOPPER (AS MODIFIED). FOR ITEMS DESIGNED TO FIT ONLY OVER AN OPENING, SEE BOOT (AS MODIFIED); CAP (AS MODIFIED); COVER (AS MODIFIED); AND HOOD (AS MODIFIED).].
This information was last updated on Jun 27, 2025.