NSN 4820-20-000-4499, 4820200004499
SEAT,VALVE

Federal Supply Classification: FSC 4820 - Valves, Nonpowered
National Item Identification Number: NIIN 200004499
Codification Country: Canada
Item Name Code: INC 22113
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 4820-20-000-4499

National Stock Number (NSN) 4820-20-000-4499, or NIIN 200004499, (seat,valve) has an unknown assigned date. This NSN replaces 1 stock number, 4820012838404.

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) 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 information was last updated on Aug 01, 2025.