National Stock Number
1680-00-540-7937
National Stock Number (NSN) 1680-00-540-7937, or NIIN 005407937, (seat,aircraft ejection) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 005407937 was cancelled on August 22, 2002, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 1680005167896.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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) 20316. [A SEAT DESIGNED TO BE EJECTED THROUGH AN AIRCRAFT CANOPY OR HATCH OPENING, BY MEANS OF SOME FORM OF AN EXPLOSIVE.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1680005407937 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.