National Stock Number
5340-00-310-4420
National Stock Number (NSN) 5340-00-310-4420, or NIIN 003104420, (buckle) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
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 5340003104420 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 Aug 01, 2025.