National Stock Number
4140-99-660-8064
National Stock Number (NSN) 4140-99-660-8064, or NIIN 996608064, (blower,exhaust) has an unknown assigned date. 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 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) 37351. [A DEVICE CONSISTING OF A STRUCTURAL FRAME, FAN AND MOTOR, WITH A STEM OR NOZZLE. IT IS INTENDED FOR PURGING AIRCRAFT FUEL TANKS WHILE INTERNAL MAINTENANCE IS BEING PERFORMED.].
This information was last updated on Aug 18, 2025.