National Stock Number
4140-01-254-7051
National Stock Number (NSN) 4140-01-254-7051, or NIIN 012547051, (fan,tubeaxial) was assigned May 8, 1987 in the Federal Logistics Information System (FLIS). NIIN 012547051 was cancelled on September 2, 2013, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4140009121904. This NSN does not replace any other NSNs.
There are 2 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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.
This NSN is unique to one weapons system.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 01, 2020, this NSN's acquisition method was noted as: Not established. Not established.
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 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 4140012547051 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.