National Stock Number
1660-01-175-9051
National Stock Number (NSN) 1660-01-175-9051, or NIIN 011759051, (refrigeration unit,air cycle,aircraft) was assigned April 5, 1984 in the Federal Logistics Information System (FLIS). NIIN 011759051 was cancelled on March 2, 2003, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 1660997213149. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated 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, there are no suppliers that are 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) 61423. [A UNIT DESIGNED TO PROVIDE COOL AIR IN AN AIRCRAFT AIR CONDITIONING SYSTEM FOR DISTRIBUTION TO CABIN AND/OR COMPARTMENTS. IT IS AN AIR CYCLE TYPE UNIT USING AIR AS THE REFRIGERANT MEDIA. BASICALLY CONSISTS OF A COOLING TURBINE AND A HEAT EXCHANGER. PERFORMS COOLING BUT DOES NOT CONDITION AIR. IT IS USED IN CONJUNCTION WITH CONTROL VALVES BUT IN ITSELF HAS NO MEANS FOR CONTROLLING THE TEMPERATURE OR THE AIR IT IS PROVIDING.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660011759051 does not contain precious metals.
This information was last updated on Sep 01, 2024.