National Stock Number
5325-00-298-7021
National Stock Number (NSN) 5325-00-298-7021, or NIIN 002987021, (stud assembly,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, 5325004493012.
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 5 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are 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.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
There has been very little 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 Apr 25, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) 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 5325002987021 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.