National Stock Number (NSN) 5340-00-804-0788, or NIIN 008040788, (cap,protective,dust and moisture) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5340006822120.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over a year. There have been 7 contracts issued for this part number, with 9 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: SPE7L122V7285, SPE5E921P0809, SPE5E718V6423, SPE5EY16D0546, SPE5E016V2736. The total value of the awarded contracts has been US$ 5,773.21.
This NSN is somewhat common among different platforms, belonging to 6 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 18, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 5340008040788 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.