National Stock Number
4820-01-269-4754
National Stock Number (NSN) 4820-01-269-4754, or NIIN 012694754, (seat,valve) was assigned December 17, 1987 in the Federal Logistics Information System (FLIS). NIIN 012694754 was cancelled on December 2, 1999, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820013897747. This NSN does not replace any other NSNs.
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.
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) 22113. [A REPLACEABLE ITEM DESIGNED TO PROVIDE A STATIONARY SEATING SURFACE FOR A MATING, MOVEABLE ITEM SUCH AS A VALVE DISK OR THE LIKE. THE BODY MAY HAVE A FLANGE OF VARIOUS SHAPES. FOR DIESEL AND GASOLINE RECIPROCATING ENGINES, SEE INSERT, ENGINE VALVE SEAT.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820012694754 does not contain precious metals.
This information was last updated on Jul 01, 2025.