National Stock Number
9160-00-257-1298
National Stock Number (NSN) 9160-00-257-1298, or NIIN 002571298, (insulating oil,electrical) was assigned March 24, 1971 in the Federal Logistics Information System (FLIS). NIIN 002571298 was cancelled on August 20, 2002, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 9160005514022.
There are 5 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 3 suppliers. Today, 2 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) 06408. [A LIGHT OR MEDIUM BODIED MINERAL OIL, A SYNTHETICALLY PREPARED PRODUCT, OR A COMBINATION THEREOF, WHICH IS USED IN TRANSFORMERS, OIL CIRCUIT BREAKERS, AND OTHER ELECTRICAL APPARATUS AS AN INSULATING OR COOLING MEDIUM OR BOTH.]. 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). Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 9160002571298 does not contain precious metals.
This information was last updated on Aug 01, 2025.