National Stock Number (NSN) 5340-00-057-6956, or NIIN 000576956, (buckle) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 6120009144710.
There are 6 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 14 contracts issued for this part number, with 12 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A625FAS4X, SPE4A625FAS4Y, SPE4A623FBGBX, SPE4A623FBGBX, SPE4A623FBGBW. The total value of the awarded contracts has been US$ 45,770.42.
This NSN is very common among different weapons systems, belonging to 41 different platforms.
There has been a small amount of 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$ 959. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 02, 2006, 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) 17223. [A FASTENING DEVICE USED TO JOIN TWO ENDS OF A BELT, STRAP OR THE LIKE. IT MAY BE A SINGLE UNIT DESIGNED TO BE ATTACHED TO ONE END OF A BELT OR STRAP AND SECURE THE OPPOSITE END BY PENETRATION, BY CLAMPING, OR BY FRICTION, OR IT MAY CONSIST OF MALE AND FEMALE SECTIONS HAVING ONE SECTION ATTACHED AT EACH END OF THE BELT OR STRAP AND JOINS THE TWO ENDS BY A HOOK-LIKE OR OTHER INTERLOCKING ACTION.]. 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 5340000576956 contains an unknown precious metal.
This NSN is associated to Schedule B 8308906000: buckles and buckle clasps, and parts thereof, of base metal. The Schedule B End Use is listed as finished textile supplies. NAICS classification category 339993: fastener, button, needle, and pin manufacturing.
This information was last updated on Jul 01, 2025.