National Stock Number
4140-01-282-1891
National Stock Number (NSN) 4140-01-282-1891, or NIIN 012821891, (fan,tubeaxial) was assigned July 10, 1988 in the Federal Logistics Information System (FLIS). NIIN 012821891 was cancelled on April 2, 2005, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4140010645526. 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, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 04244. [A NONPOSITIVE DISPLACEMENT MECHANICAL DEVICE WITHOUT GUIDE VANES AND HAVING AN AXIAL FAN IMPELLER INCLOSED WITHIN A TUBULAR HOUSING. IT IS DESIGNED PRIMARILY FOR DUCT INSTALLATION TO MOVE AIR OR GAS AXIALLY OVER A WIDE RANGE OF VOLUMES AT MEDIUM PRESSURES.]. 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 4140012821891 does not contain precious metals.
This information was last updated on Aug 01, 2025.