National Stock Number
4140-01-397-7742
National Stock Number (NSN) 4140-01-397-7742, or NIIN 013977742, (impeller,fan,centrifugal) was assigned October 20, 1994 in the Federal Logistics Information System (FLIS). NIIN 013977742 was cancelled on December 2, 1999, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4140013715348. 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) 10088. [AN ITEM WITH BLADES, VANES, OR PADDLES EQUALLY SPACED RADIALLY OR HORIZONTALLY AROUND THE PERIPHERY OF A HUB, ROTOR, OR WHEEL. IT IS THE ROTATING PART OF A CENTRIFUGAL FAN, ELECTRIC MOTOR, GENERATOR AND THE LIKE WHICH CREATES A FLOW OF AIR OR GAS PERPENDICULAR 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 4140013977742 does not contain precious metals.
This information was last updated on Jul 01, 2025.