National Stock Number
5310-01-313-5583
National Stock Number (NSN) 5310-01-313-5583, or NIIN 013135583, (nut,sheet spring) was assigned January 11, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One 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, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 12, 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 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) 01865. [A NUT FORMED FROM SHEET SPRING MATERIAL, USUALLY STEEL, INTO VARYING FLAT, CONCAVE, BENT OR CURVED DESIGNS, HAVING APERTURES WITH SUITABLE BOSS OR BOSSES USUALLY ON THE UPPER SIDE CAPABLE OF SECURELY GRIPPING A MATING THREADED MEMBER. EXCLUDES:NUT (1), STAMPED.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310013135583 does not contain precious metals.
This information was last updated on Aug 01, 2025.