National Stock Number
4820-01-330-3578
National Stock Number (NSN) 4820-01-330-3578, or NIIN 013303578, (seat,valve) was assigned December 3, 1990 in the Federal Logistics Information System (FLIS). NIIN 013303578 was cancelled on April 2, 2010, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820012860082. 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, only one supplier is 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) 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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820013303578 does not contain precious metals.
This information was last updated on Apr 01, 2024.