National Stock Number
5325-00-237-8145
National Stock Number (NSN) 5325-00-237-8145, or NIIN 002378145, (lock spring,turnlock fastener) was assigned October 28, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5325013161523.
There are 7 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 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 somewhat common among different platforms, belonging to 3 different weapons systems.
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) 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 5325002378145 does not contain precious metals.
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 Apr 01, 2025.