National Stock Number
5120-01-587-5731
National Stock Number (NSN) 5120-01-587-5731, or NIIN 015875731, (ratchet head,socket wrench handl) was assigned August 11, 2010 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those 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, only one supplier is 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) 18872. [A REVERSIBLE RATCHETING MECHANISM HAVING A SQUARE EXTERNAL END DESIGNED TO FIT INTO THE INTERNAL END OF A WRENCH SOCKET OR ATTACHMENT, AND HAS PROVISIONS FOR A ROUND BAR GRIP, BUT DOES NOT INCLUDE THE BAR. WHEN FURNISHED WITH A BAR, SEE HANDLE, SOCKET WRENCH. EXCLUDES:RATCHET ATTACHMENT, 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 5120015875731 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 Jul 01, 2025.