National Stock Number
5120-01-040-5539
National Stock Number (NSN) 5120-01-040-5539, or NIIN 010405539, (wrench,box and open end,combinat) was assigned May 8, 1977 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
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, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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 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 5120010405539 contains an unknown precious metal.
This NSN is associated to Schedule B 8204110030: open-end, box and combination open-end and box wrenches, base metal. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Jul 01, 2025.