National Stock Number
5120-01-644-1794
National Stock Number (NSN) 5120-01-644-1794, or NIIN 016441794, (extension,socket wrench) was assigned April 23, 2015 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 24, 2015, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 17018. [AN ATTACHMENT FOR EXTENDING THE DRIVE LENGTH OF SOCKET WRENCHES OR HANDLES. THE BODY OF THE ITEM MAY BE EITHER A COIL SPRING OR A SOLID BAR. THE ITEMS PERMIT THE CONNECTION OF ENDS THAT ARE DESIGNED FOR DIRECT MATING TO EACH OTHER. SEE ALSO ADAPTER, SOCKET WRENCH; UNIVERSAL JOINT, SOCKET WRENCH ATTACHMENT; AND ADAPTER, SOCKET, CROWFOOT SOCKET WRENCH HEAD.]. 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 5120016441794 does not contain precious metals.
This NSN is associated to Schedule B 8204200000: socket wrenches with or without handles, drives and extensions, parts, base metal. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Aug 01, 2025.