National Stock Number (NSN) 5340-00-222-3122, or NIIN 002223122, (cap,protective,dust and moisture) was assigned June 18, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2910009305797.
There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 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 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 12, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 13432. [AN ITEM SPECIFICALLY DESIGNED TO FIT 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. EXCLUDES COVER, ELECTRICAL CONNECTOR; HOOD, SEALING, BOTTLE; 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 5340002223122 contains an unknown precious metal.
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.