National Stock Number
2805-01-253-9303
National Stock Number (NSN) 2805-01-253-9303, or NIIN 012539303, (oil pump assembly,engine) was assigned April 28, 1987 in the Federal Logistics Information System (FLIS). NIIN 012539303 was cancelled on January 2, 2002, 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 2 suppliers. 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) 36330. [A DEVICE DESIGNED TO MAINTAIN OIL PRESSURE WITHIN THE MOVING PARTS OF AN INTERNAL COMBUSTION ENGINE. MAY CONTAIN PARTS SUCH AS SHAFT, GEARS, PIN, BUSHING, SCREEN, ADJUSTING SCREW AND THE LIKE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2805012539303 does not contain precious metals.
This information was last updated on Aug 01, 2025.