National Stock Number (NSN) 5325-00-810-8509, or NIIN 008108509, (stud assembly,turnlock fastener) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5325007218887, 5325008990348.
There are 5 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 6 suppliers. Today, 6 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 a year. There have been 20 contracts issued for this part number, with 23 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE4A624FA2X5, SPE4A624FA2X5, SPE4A522P4649, SPE4A522P4649, SPE5EJ20V3582. The total value of the awarded contracts has been US$ 105,936.04.
This NSN is fairly common among different weapons systems, belonging to 14 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 Feb 28, 2013, 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 5325008108509 contains an unknown precious metal.
This NSN is associated to Schedule B 9607190000: slide fasteners, nesoi. The Schedule B End Use is listed as finished textile supplies. NAICS classification category 339993: fastener, button, needle, and pin manufacturing.
This information was last updated on Jul 01, 2025.