National Stock Number
5325-00-489-0866
National Stock Number (NSN) 5325-00-489-0866, or NIIN 004890866, (lock spring,turnlock fastener) 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, 5325011785038.
There are 9 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 6 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 not been procured by the US Government in over 5 years, with the most recent procurement date of Sep 22, 2018. There have been 3 contracts issued for this part number, with 8 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: SPE5E318F0071, SPE5E318F0071, SPM5A111V4788, SPM5A111V4788, SPM5A111V4788. The total value of the awarded contracts has been US$ 11,205.02.
This NSN is fairly common among different weapons systems, belonging to 16 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 01, 2011, 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 needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 18420. [A SPRING-TEMPERED WIRE ITEM USED TO SECURE A STUD, TURNLOCK FASTENER OR STUD ASSEMBLY, TURNLOCK FASTENER BY ENGAGING WITH THE CAMMED GROOVE OF THE STUD, TURNLOCK FASTENER AND SECURING IT BY MEANS OF ITS SPRING 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 data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5325004890866 contains an unknown precious metal.
This NSN is associated to Schedule B 7326200000: articles of iron or steel wire nesoi. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332618: other fabricated wire product manufacturing.
This information was last updated on May 01, 2025.