National Stock Number
5120-01-223-7978
National Stock Number (NSN) 5120-01-223-7978, or NIIN 012237978, (wrench,socket) was assigned January 7, 1986 in the Federal Logistics Information System (FLIS). NIIN 012237978 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to 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) 03520. [A WRENCH CONSISTING OF ONE OR MORE SOCKETS, INTEGRAL WITH SHANK(S) OR BODY. IT MAY NOT BE FURNISHED WITH A HANDLE WHEN THE HANDLE IS REMOVABLE OR WHEN IT IS THE "DOUBLE END SOCKET" AND "SINGLE SOCKET BAR" TYPES, EACH DESIGNED FOR USE WITH THE OTHER OR SIMILAR ITEMS. EXCLUDES SOCKET, SOCKET WRENCH.]. 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 5120012237978 does not contain precious metals.
This information was last updated on Jul 01, 2025.