National Stock Number
1377-01-621-9770
National Stock Number (NSN) 1377-01-621-9770, or NIIN 016219770, (sequencer,ejection seat,aircraft) was assigned September 24, 2013 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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, 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) 53271. [A DEVICE CONTAINING EXPLOSIVES AND OR PYROTECHNICS WHICH PROVIDES AUTOMATIC ACTIVATION, AT PRESET INTERVALS, FOR AIRCRAFT CREW MEMBER EJECTION SEAT ESCAPE SYSTEMS AND ITS SUBSYSTEMS. IT MAY CONTAIN LOGIC CIRCUITRY TO SELECT THE BEST MODE OF OPERATION BASED UPON SPEED AND ALTITUDE AT THE TIME OF EJECTION. IT ALSO MAY CONTAIN THERMAL BATTERIES, WHEN ACTIVATED, PROVIDES POWER TO OPERATE TIMING CIRCUITS AND INITIATED ELECTRICAL IMPULSES THAT ACTUATE SUBSYSTEM BALLISTIC DEVICES.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1377016219770 does not contain precious metals.
This NSN is associated to Schedule B 8803909060: other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336419: other guided missile and space vehicle parts and auxiliary equipment manufacturing.
This information was last updated on Jun 01, 2025.