National Stock Number
1660-01-490-5747
National Stock Number (NSN) 1660-01-490-5747, or NIIN 014905747, (turbine wheel assembly,aircraft) was assigned October 1, 2001 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 61431. [AN ITEM CONSISTING OF BLADES OR VANES EQUALLY SPACED AROUND THE PERIPHERY OR FACE OF A HUB, ROTOR, OR WHEEL. DESIGNED TO RECEIVE THE ENERGY OF COMPRESSED AIR DIRECTED THROUGH NOZZLE VANES AND IMPINGED UPON THE BLADES OF THE TURBINE WHEEL CREATING ROTARY ENERGY AND MOTION. DRIVES AN IMPELLER OR FAN AND DISCHARGES COOL AIR. CONSISTS OF TWO MATCHED WHEELS, ONE SMALLER THAN THE OTHER, MOUNTED TOGETHER TO FORM A SINGLE TURBINE WHEEL. IT IS A ROTATING PART OF AN AIRCRAFT COOLING TURBINE.]. 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 1660014905747 does not contain precious metals.
This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.
This information was last updated on May 01, 2025.