National Stock Number (NSN) 4140-01-174-0046, or NIIN 011740046, (impeller,fan,axial) was assigned March 13, 1984 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 4140012711917, 4140001044726.
There are 9 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 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 a year. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE8E724V0653, SPE8EB16V0438, SPM8E913V0347, SPM8E913M0265. The total value of the awarded contracts has been US$ 1,422.66.
This NSN is fairly common among different weapons systems, belonging to 19 different platforms.
There has been very little 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: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 10087. [AN ITEM WITH BLADES OR VANES EQUALLY SPACED RADIALLY AROUND THE PERIPHERY OF A HUB, FLANGE, OR ROTOR. IT IS THE ROTATING PART OF AN AXIAL TYPE FAN, ELECTRIC MOTOR, GENERATOR, AND THE LIKE WHICH CREATES A FLOW OF AIR OR GAS PARALLEL TO THE AXIS OF ROTATION.]. 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 4140011740046 does not contain precious metals.
This NSN is associated to Schedule B 8414901040: parts of fans (including blowers) and ventilating or recycling hoods for permanent installation (of subheading 8414.51.00). The Schedule B End Use is listed as household appliances.
This information was last updated on Jul 01, 2025.