National Stock Number (NSN) 5340-01-621-8251, or NIIN 016218251, (cover,access) was assigned September 18, 2013 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jul 25, 2017. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE5EK17V5668. The total value of the awarded contracts has been US$ 9,661.05.
This NSN is somewhat common among different platforms, belonging to 3 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. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 18,781. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 18, 2017, 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) 29785. [A RIGID OR FLEXIBLE ITEM OF VARIOUS SHAPES ATTACHED TO A STRUCTURE FOR THE PURPOSE OF PROVIDING ACCESS FOR INSPECTION, SERVICE, REPLACEMENT OF COMPONENTS AND/OR ADJUSTMENTS OR MOUNTING OPERATIONS. IT IS DESIGNED TO BE ATTACHED BY MEANS OF BOLT HOLES, SLOTS, MOUNTING EARS, TABS, AND THE LIKE. TO PERMIT ACCESS, THE MOUNTED COVER REQUIRES PARTIAL OR COMPLETE REMOVAL. IT MAY INCLUDE AN OBSERVATION WINDOW. FOR ITEMS PERMANENTLY ATTACHED BY HINGES AND THE LIKE, SEE DOOR, ACCESS. EXCLUDES ALL COVERS NOT SPECIFICALLY DESIGNED TO PROVIDE ACCESS FOR THE PURPOSES LISTED ABOVE.]. 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 5340016218251 does not contain precious metals.
This information was last updated on Aug 01, 2025.