National Stock Number
4140-01-166-5049
National Stock Number (NSN) 4140-01-166-5049, or NIIN 011665049, (fan,centrifugal) was assigned November 12, 1983 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 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 is actively being procured by the US Government, with procurement history within the last 90 days. There have been 5 contracts issued for this part number, with 5 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE8E725P0787, SPE8E720V1030, SPE8E720P0917, SPE8E718V1244, SPE8EB15V0132. The total value of the awarded contracts has been US$ 15,468.65.
This NSN is somewhat common among different platforms, belonging to 7 different weapons systems.
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 Apr 25, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
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.]. 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 4140011665049 does not contain precious metals.
This NSN is associated to Schedule B 8414599080: fans, nesoi. The Schedule B End Use is listed as household appliances.
This information was last updated on Jul 01, 2025.