National Stock Number
5307-00-025-7991
National Stock Number (NSN) 5307-00-025-7991, or NIIN 000257991, (stud,plain) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
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 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 12, 2013, 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 or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 15948. [A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS WITH THREADS OF THE SAME NOMINAL DIAMETER. THE MAXIMUM DIAMETER OF THE UNTHREADED PORTION MUST NOT BE GREATER THAN THE NOMINAL THREAD DIAMETER PLUS 0.020 INCHES (0.508 MM). THE UNTHREADED PORTION MUST BE WITHOUT LOCKING OR WRENCHING PROVISIONS. IT MAY BE THREAD RELIEVED. SEE ALSO ROD, THREADED END AND ROD, CONTINUOUS THREAD.]. 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 5307000257991 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.