National Stock Number (NSN) 5340-01-337-2831, or NIIN 013372831, (stop,mechanical) was assigned April 11, 1991 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 12, 2010. 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: SPM7L310M8502, SPM7L310M8502. The total value of the awarded contracts has been US$ 1,149.39.
This NSN is somewhat common among different platforms, belonging to 2 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 17, 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 needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 40270. [AN ITEM DESIGNED TO RESTRICT THE MOVEMENT OF A ROTARY MECHANISM, LINEAR MECHANISM OR ITS COMPONENTS. IT PROTECTS A MECHANISM FROM LOSS OF ADJUSTMENT OR DAMAGE DUE TO EXTREME MOVEMENT. IT MAY BE WEDGE SHAPED WITH A THREADED SHANK PROJECTING FROM THE APEX OR IT MAY BE ROUND OR RECTANGULAR IN CROSS SECTION, WITH MOUNTING HOLES OR SLOTS, AND IS USUALLY LONGER THAN ITS WIDTH. EXCLUDES KEY, MACHINE, AND BUMPER (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 5340013372831 does not contain precious metals.
This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.
This information was last updated on Aug 01, 2025.