National Stock Number
5120-01-643-7629
National Stock Number (NSN) 5120-01-643-7629, or NIIN 016437629, (key,socket head screw) was assigned April 13, 2015 in the Federal Logistics Information System (FLIS). NIIN 016437629 was cancelled on October 2, 2018, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5120014465029. 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, one supplier is 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) 03519. [A HAND TOOL DESIGNED TO IMPART A ROTARY MOVEMENT OF FORCE FOR INSTALLING OR REMOVING SOCKET SCREW PRODUCTS. EXCLUDES:WRENCH, DRAIN PLUG; AND WRENCH, BUNG.]. 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 5120016437629 does not contain precious metals.
This information was last updated on Aug 01, 2025.