National Stock Number
4140-01-186-9979
National Stock Number (NSN) 4140-01-186-9979, or NIIN 011869979, (impeller,fan,axial) was assigned August 17, 1984 in the Federal Logistics Information System (FLIS). NIIN 011869979 was cancelled on October 13, 2004, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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, there are no suppliers 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) 10087. [AN ITEM WITH BLADES OR VANES EQUALLY SPACED RADIALLY AROUND THE PERIPHERY OF A HUB, FLANGE, OR ROTOR. IT IS THE ROTATING PART OF AN AXIAL TYPE FAN, ELECTRIC MOTOR, GENERATOR, AND THE LIKE WHICH CREATES A FLOW OF AIR OR GAS PARALLEL TO THE AXIS OF ROTATION.]. 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 4140011869979 does not contain precious metals.
This information was last updated on Aug 01, 2025.