National Stock Number
5120-01-428-5521
National Stock Number (NSN) 5120-01-428-5521, or NIIN 014285521, (wrench,open end box) was assigned March 27, 1996 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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 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 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 5120014285521 does not contain precious metals.
This information was last updated on Jun 01, 2024.