National Stock Number
4140-01-244-0546
National Stock Number (NSN) 4140-01-244-0546, or NIIN 012440546, (fan,centrifugal) was assigned November 6, 1986 in the Federal Logistics Information System (FLIS). NIIN 012440546 was cancelled on March 2, 1998, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4140008951882. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 04254. [A NONPOSITIVE DISPLACEMENT MECHANICAL DEVICE HAVING A CENTRIFUGAL FAN IMPELLER INCLOSED WITHIN A HOUSING. IT IS DESIGNED TO MOVE AIR OR GAS OVER A WIDE RANGE OF VOLUMES AND PRESSURES. THE AIR OR GAS IS DRAWN IN AXIALLY AND DISCHARGED RADIALLY OR DRAWN IN RADIALLY AND DISCHARGED AXIALLY BY CENTRIFUGAL FORCE THROUGH AN OUTLET IN THE HOUSING.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4140012440546 does not contain precious metals.
This information was last updated on Aug 01, 2025.