National Stock Number
5325-01-355-1579
National Stock Number (NSN) 5325-01-355-1579, or NIIN 013551579, (stud assembly,turnlock fastener) was assigned March 12, 1992 in the Federal Logistics Information System (FLIS). NIIN 013551579 was cancelled on January 2, 2018, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5325016006777. This NSN does not replace any other NSNs.
There are 3 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, 3 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, with the most recent procurement date of Apr 13, 2012. There have been 4 contracts issued for this part number, with 4 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM5E112V0520, SPM8E012V1048, SPM8E711V0871, SPM8E711M0198. The total value of the awarded contracts has been US$ 16,920.64.
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 Mar 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 18484. [A STUD, TURNLOCK FASTENER OVER WHICH MAY BE ASSEMBLED AN EYELET, TURNLOCK FASTENER. STUD(S) WITHOUT CAM SLOTS OR CAM LEAD THREADS ARE PROVIDED WITH A CROSSPIN OR EARED NUT FOR LOCKING WITH THE MATING RECEPTACLE, TURNLOCK FASTENER. MAY BE SPRING LOADED. FOR LIKE ITEMS HAVING A THREADED FASTENER, SEE SCREW ASSEMBLY, PANEL OR SCREW, PANEL FASTENER.]. 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 5325013551579 does not contain precious metals.
This information was last updated on Aug 01, 2025.