National Stock Number (NSN) 5325-00-141-7957, or NIIN 001417957, (ejector spring assembly,turnlock) 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, 5325003348191.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 11 sources of supply.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 15, 2018. There have been 6 contracts issued for this part number, with 8 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE5E419V1440, SPE5E418V4778, SPE5E418V4267, SPE5E418V2708, SPE5E416V3290. The total value of the awarded contracts has been US$ 51,650.07.
This NSN is very common among different weapons systems, belonging to 26 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. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 7,503. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 18, 2020, 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) 18423. [AN ITEM CONSISTING OF A COIL SPRING AND A RETAINER,TURNLOCK FASTENER EJECTOR SPRING TO WHICH A STUD,TURNLOCK FASTENER MAY BE FASTENED.]. 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 5325001417957 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 Jun 01, 2025.