National Stock Number (NSN) 5340-00-431-6608, or NIIN 004316608, (fastener,cylinder,spring loaded) was assigned April 26, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those 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 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7L123P7538, SPE7L222P0988, SPE7L222P0988, SPE5E221V0448, SPM7L111V9350. The total value of the awarded contracts has been US$ 29,113.72.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
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 Dec 17, 2013, 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) 20242. [A POSITIVE LOCKING DEVICE CONSISTING OF A SPRING LOADED CYLINDER AND PLUNGER. ONE END HAS A HANDLE WITH AN EYE, HOOK, BAR, OR THE LIKE, FOR FASTENING TO THE ITEM TO BE RETAINED. THE OPPOSITE END USUALLY HAS A PLATE, BRACKET, STUD, HOOK, OR THE LIKE, FOR FASTENING TO A STRUCTURE. IT MAY BE FURNISHED WITH A CATCH.]. 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 5340004316608 contains an unknown precious metal.
This NSN is associated to Schedule B 8301600000: parts of locks, base metal. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332510: hardware manufacturing.
This information was last updated on Aug 01, 2025.