National Stock Number
5325-00-599-7820
National Stock Number (NSN) 5325-00-599-7820, or NIIN 005997820, (stud assembly,turnlock fastener) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5325008115449, 5325002820635.
There are 10 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 12 suppliers. Today, 9 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 7 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 unique to one weapons system.
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 5325005997820 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 Aug 01, 2025.