National Stock Number
1377-99-717-7944
National Stock Number (NSN) 1377-99-717-7944, or NIIN 997177944, (firing device,cartridge,aircraft ejection seat) has an unknown assigned date. NIIN 997177944 was cancelled on January 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 1377000049989.
There are 3 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 one supplier. 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) 49678. [A FIRING DEVICE SPECIFICALLY DESIGNED TO BE USED IN THE CARTRIDGE OF EJECTOR SEATS.].
This information was last updated on Aug 11, 2025.