National Stock Number
5340-01-123-4221
National Stock Number (NSN) 5340-01-123-4221, or NIIN 011234221, (cover,access) was assigned December 11, 1981 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, 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) 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 5340011234221 does not contain precious metals.
This information was last updated on Jul 01, 2025.