National Stock Number
5120-01-399-9851
National Stock Number (NSN) 5120-01-399-9851, or NIIN 013999851, (wrench,adjustable) was assigned December 7, 1994 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5120015930678, 5120015946857.
There are 7 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
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 Jan 30, 2014, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 30272. [A SINGLE OR DOUBLE END WRENCH HAVING A FRAME AND UPPER JAW(S) OF ONE PIECE CONSTRUCTION. IT INCORPORATES A MECHANISM DESIGNED TO ADJUST THE LOWER JAW TO THE DESIRED SIZE OF WRENCH OPENING. THE JAWS ARE FLAT, PARALLEL, AND SMOOTH. THE HANDLE IS STRAIGHT OR S SHAPED.]. 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 5120013999851 does not contain precious metals.
This NSN is associated to Schedule B 8204120000: hand-operated spanners and wrenches, adjustable, and parts, base metal. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Aug 01, 2025.