National Stock Number
2815-01-235-3100
National Stock Number (NSN) 2815-01-235-3100, or NIIN 012353100, (insert,engine valve seat) has an unknown assigned date. NIIN 012353100 was cancelled on March 2, 1992, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 2815010219093. 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.
This NSN is assigned to Item Name Code (INC) 42140. [A METAL RING DESIGNED TO PROVIDE A SEATING SURFACE FOR A VALVE, POPPET, ENGINE IT IS MADE OF SPECIAL HIGH-GRADE ALLOY METAL THAT CAN WITHSTAND HIGH OPERATING TEMPERATURES. FOR FLUID VALVES, SEE SEAT, VALVE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2815012353100 does not contain precious metals.
This information was last updated on Apr 01, 2025.