National Stock Number
2805-00-740-9971
National Stock Number (NSN) 2805-00-740-9971, or NIIN 007409971, (cylinder head,gasoline engine) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 007409971 was cancelled on August 2, 1999, 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, 2805003465738.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 60371. [AN ITEM DESIGNED TO INCLOSE THE CYLINDER BORE(S) OF AN ENGINE BLOCK TO FORM A COMBUSTION CHAMBER(S). IT MAY HAVE LIQUID COOLING PASSAGE(S) AND/OR AIR COOLING FIN(S) AND MAY INCLUDE VALVE(S), VALVE GUIDE(S), ROCKER ARM(S), AND THE LIKE. IT IS A COMPONENT PART OF AN ENGINE, GASOLINE. SEE ALSO CYLINDER HEAD, DIESEL ENGINE.]. 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 data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2805007409971 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.