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		                        | National Stock Number:
 1660-00-866-4250
 
 Federal Supply Class:
 1660
 
 National Item Identification Number:
 008664250
 
 Description:
 IMPELLER WHEEL,AIRCRAFT COOLING
 
 Detail:
 AN ITEM CONSISTING OF BLADES, VANES OR PADDLES EQUALLY SPACED AROUND THE PERIPHERY OR FACE OF A HUB, ROTOR OR WHEEL. IT IS TURBINE WHEEL OR SHAFT DRIVEN. DESIGNED PRIMARILY AS A MEANS FOR ABSORBING THE ENERGY AND TO ACT AS A GOVERNING FORCE FOR A TURBINE WHEEL. ALSO AIDS IN DRAWING RAM AIR THROUGH A HEAT EXCHANGER. MAY BE USED TO COMPRESS THE AIR REQUIRED TO DRIVE THE TURBINE WHEEL. IT IS A ROTATING PART OF AN AIRCRAFT COOLING TURBINE.
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 Manufacturer Information:
 
 | 560304 | 1A821 | AEROKOOL AVIATION CORP |  | 560304 | 58556 | WALBAR INC. DIV TURBOMACHINERY PRODUCTS DBA GOODRICH TURBOMACHINERY PRODUCTS |  | 560304 | 73030 | HAMILTON SUNDSTRAND CORPORATION | 
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 Techincal Specification:
 
 | FSC APPLICATION DATA | ACFT COOLING TURBINE |  | SPECIAL FEATURES | 1.177 IN. W; 3.001 IN. OD | 
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