National Stock Number
5340-00-290-3581
National Stock Number (NSN) 5340-00-290-3581, or NIIN 002903581, (plug,protective,dust and moistur) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 10 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 13 suppliers. Today, 11 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 9 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) 13434. [AN ITEM SPECIFICALLY DESIGNED TO FIT INTO THE OPENING(S) OF VARIOUS ITEMS TO PROVIDE MECHANICAL PROTECTION AND/OR 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. EXCLUDES PLUG (AS MODIFIED) AND STOPPER, BOTTLE. FOR ITEMS DESIGNED TO FIT INTO OR OVER THE OPENING(S) OF VARIOUS ITEMS, SEE CAP-PLUG, PROTECTIVE, DUST AND MOISTURE SEAL.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5340002903581 does not contain precious metals.
This NSN is associated to Schedule B 3926904500: gaskets,washers & other seals. The Schedule B End Use is listed as other industrial supplies. NAICS classification category 339991: gasket, packing, and sealing device manufacturing.
This information was last updated on Aug 01, 2025.