National Stock Number
2840-00-863-4240
National Stock Number (NSN) 2840-00-863-4240, or NIIN 008634240, (segment concave tur) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). NIIN 008634240 was cancelled on April 2, 2008, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2840009928816. This NSN replaces 1 stock number, 2840006708976.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2840008634240 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.