National Stock Number
2540-12-340-1641
National Stock Number (NSN) 2540-12-340-1641, or NIIN 123401641, (chain assembly,tire) has an unknown assigned date. NIIN 123401641 was cancelled on January 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 10 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 8 suppliers. Today, 5 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 08918. [A SERIES OF INTERCONNECTED METAL LINKS FORMING TWO OR MORE PARALLEL LENGTHS, CROSS-CONNECTED, USUALLY AT RIGHT ANGLES. DESIGNED TO BE FASTENED OVER THE TREAD OR PERIMETER OF A TIRE(S) OF A VEHICLE TO INCREASE TRACTION AND/OR PREVENT SKIDDING.].
This information was last updated on Dec 08, 2025.