National Stock Number
4140-01-450-8940
National Stock Number (NSN) 4140-01-450-8940, or NIIN 014508940, (blower,air barrier) was assigned November 26, 1997 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
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) 62100. [A NONPOSITIVE DISPLACEMENT MECHANICAL DEVICE HAVING AN AXIAL OR CENTRIFUGAL FAN IMPELLER INCLOSED WITHIN A HOUSING WITH AN EXHAUST NOZZLE AND BAFFLES. IT IS DESIGNED TO MOVE AIR ACROSS AN OPEN ENTRANCE TO PROVIDE AN AIR BARRIER TO MINIMIZE HEAT LOSS OR GAIN AND REPEL FLYING INSECTS. IT MAY INCLUDE A MEANS OF HEATING THE EXHAUSTIBLE AIR.]. 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 4140014508940 does not contain precious metals.
This NSN is associated to Schedule B 8414510010: floor, wall, window, ceiling or roof fans, with a self-contained electric motor of an output not exceeding 125 w, for permanent installation. The Schedule B End Use is listed as household appliances.
This information was last updated on Jul 01, 2025.