National Stock Number (NSN) 5340-01-525-1638, or NIIN 015251638, (cover,protective,dust and moistu) was assigned October 29, 2004 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 14 contracts issued for this part number, with 14 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A624FALGF, SPE4A623FC03Q, SPE7LX23F19V8, SPE7LX23F389C, SPE5EK19P1471. The total value of the awarded contracts has been US$ 27,895.37.
This NSN is unique to one weapons system.
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 May 31, 2015, 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) 49602. [A COVER OF VARIOUS SHAPES, SIZES AND MATERIALS, SPECIFICALLY DESIGNED TO FIT OVER THE OPENING(S) OF MECHANICAL CONNECTIONS SUCH AS DRIVE LINES, AIR AND FLUID DUCTS AND THE LIKE, OF VARIOUS EQUIPMENTS TO PROVIDE MECHANICAL PROTECTION AND/OR PREVENT THE ENTRANCE OF FOREIGN MATTER DURING SHIPPING, STORAGE OR MAINTENANCE. THE COVER IS NOT AN INTEGRAL PART OF THE EQUIPMENT WHEN THE EQUIPMENT IS INSTALLED IN THE END ITEM. IT IS DESIGNED TO BE ATTACHED BY MEANS OF BOLT HOLES, SLOTS, MOUNTING EARS, TABS AND THE LIKE. SEE ALSO CAP (1), PROTECTIVE, DUST AND MOISTURE SEAL. EXCLUDES COVER, ACCESS.]. 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 5340015251638 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 Jul 01, 2025.