National Stock Number
5340-01-491-8031
National Stock Number (NSN) 5340-01-491-8031, or NIIN 014918031, (plate,retaining,seal) was assigned November 1, 2001 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
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 2 different weapons systems.
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: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. 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) 36133. [A GENERALLY FLAT ITEM VARIED IN SHAPE WITH OR WITHOUT A CENTRALLY LOCATED HOLE, DESIGNED TO HOLD SEALS IN PLACE. IT MUST HAVE DRILLED AND/OR TAPPED HOLES FOR MOUNTING PURPOSES. EXCLUDES COVER, ACCESS, SHIM AND SPACER, PLATE. SEE ALSO FLANGE (AS MODIFIED).]. 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 5340014918031 does not contain precious metals.
This information was last updated on Aug 01, 2025.