National Stock Number
5120-01-387-9761
National Stock Number (NSN) 5120-01-387-9761, or NIIN 013879761, (crowfoot attachment,socket wrenc) was assigned March 17, 1994 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 2 suppliers are listed as Active suppliers 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 18, 1994, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 17106. [A WRENCH COMPONENT WHICH MAY CONTAIN NOTCHES WITHIN AN OPEN END, BOX, OPEN WALL BOX, 2 OR 3 LUG OPEN END WRENCH OPENING HAVING A SQUARE, INTERNAL, FIXED, ECCENTRIC DRIVE PARALLEL TO THE WRENCH OPENING, DESIGNED TO RECEIVE THE EXTERNAL DRIVE END OF A HANDLE, SOCKET WRENCH. ITEMS HAVING AN OPEN END TYPE WRENCH OPENING MAY HAVE A SECOND DRIVE OPENING AT RIGHT ANGLES TO THE WRENCH OPENING. SEE ALSO SOCKET, CROWFOOT WRENCH HEAD AND HEAD, CROWFOOT 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 5120013879761 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.