National Stock Number
5120-01-431-4923
National Stock Number (NSN) 5120-01-431-4923, or NIIN 014314923, (wrench,box and open end,combination) was assigned May 13, 1996 in the Federal Logistics Information System (FLIS). NIIN 014314923 was cancelled on September 2, 2008, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5120014301016. This NSN replaces 1 stock number, 5120014303016.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 assigned to Item Name Code (INC) 17183. [A NONADJUSTABLE WRENCH HAVING A BOX WRENCHING FEATURE ON ONE END AND AN OPEN END WRENCHING FEATURE ON THE OTHER END. EXCLUDES WRENCH, BOX AND WRENCH, OPEN END.]. 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 5120014314923 does not contain precious metals.
This information was last updated on Jul 01, 2025.