National Stock Number
5120-01-103-8491
National Stock Number (NSN) 5120-01-103-8491, or NIIN 011038491, (wrench,open end box) was assigned November 21, 1980 in the Federal Logistics Information System (FLIS). NIIN 011038491 was cancelled on September 2, 1998, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5120014288337. 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) 17184. [A NONADJUSTABLE WRENCH HAVING AN OPEN END BOX WRENCHING FEATURE ON ONE OR BOTH ENDS FOR INSTALLING OR REMOVING PACKING NUTS, FLARE NUTS, CONDUIT FITTINGS, AND THE LIKE. IT MAY HAVE A RATCHET MECHANISM. EXCLUDES WRENCH, BOX AND WRENCH, OPEN END.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5120011038491 does not contain precious metals.
This information was last updated on Jul 01, 2025.