National Stock Number
2520-01-251-8400
National Stock Number (NSN) 2520-01-251-8400, or NIIN 012518400, (parts kit,driving axle differential) was assigned March 25, 1987 in the Federal Logistics Information System (FLIS). NIIN 012518400 was cancelled on June 2, 2005, 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 is only one manufacturer part number associated with this NSN. None of the associated 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, 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.
This NSN is assigned to Item Name Code (INC) 28045. [A GROUP OF ITEMS USED IN THE REPAIR OF DIFFERENTIAL, DRIVING AXLE. IT MAY CONTAIN SUCH ITEMS AS BEVEL GEAR(S), SLEEVE BEARING(S), DIFFERENTIAL SPIDER(S), THRUST WASHER(S), SHIM(S), GASKET(S), AND THE LIKE. EXCLUDES GEAR SET (AS MODIFIED).]. 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 information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 2520012518400 does not contain precious metals.
This information was last updated on Aug 01, 2025.