National Stock Number
5360-00-056-8401
National Stock Number (NSN) 5360-00-056-8401, or NIIN 000568401, (spring,flat) was assigned May 30, 1967 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 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, 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 Jan 16, 2015. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE5EJ15V2208, SPE5EJ14V6152, SPM5L411M0546, SPM5L411M0546. The total value of the awarded contracts has been US$ 1,782.58.
This NSN is unique to one weapons system.
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 Jul 23, 2011, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (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) 61782. [A SPRING MADE OF FLAT OR PREBENT STRIP METAL. IT IS DESIGNED TO APPLY FORCE IN ONE DIRECTION WHEN DEFLECTED IN THE OPPOSITE DIRECTION. IT MUST BE CAPABLE OF RECOVERING SIZE OR SHAPE AFTER DEFORMATION. EXCLUDES:SPRING (1), LEAF; AND SPRINGS DESIGNED FOR THERMAL ACTUATION (SPRINGS IN WHICH THE TORSION FORCES ARE COUNTERACTED BY CHANGES IN TEMPERATURE).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5360000568401 contains an unknown precious metal.
This NSN is associated to Schedule B 7320905060: springs of iron or steel, other than of wire nesoi. The Schedule B End Use is listed as finished metal shapes.
This information was last updated on Aug 01, 2025.