National Stock Number
1660-00-483-1789
National Stock Number (NSN) 1660-00-483-1789, or NIIN 004831789, (turbine,aircraft cooling) was assigned February 1, 1971 in the Federal Logistics Information System (FLIS). NIIN 004831789 was cancelled on April 30, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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) 61429. [A NONPOSITIVE DISPLACEMENT MECHANICAL DEVICE DESIGNED TO PROVIDE COOL AIR IN AIRCRAFT AIR CONDITIONING SYSTEMS. COOL AIR OR REDUCTION IN TEMPERATURE IS OBTAINED WHEN THE HEAT OR ENERGY OF COMPRESSED AIR IS REMOVED BY CONVERTING IT TO WORK OR MECHANICAL ENERGY TO DRIVE AN IMPELLER WHEEL. COMPRESSED AIR IS DIRECTED THROUGH NOZZLE VANES AND IMPINGED UPON THE BLADES OF A TURBINE WHEEL CREATING ROTARY MOTION WHICH DRIVES AN IMPELLER WHEEL. CONSISTS OF AN IMPELLER WHEEL, A TURBINE WHEEL MATCHED WITH A NOZZLE RING ON A BEARING MOUNTED SHAFT WITHIN A SCROLL TYPE HOUSING(S).]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660004831789 does not contain precious metals.
This information was last updated on Apr 01, 2024.