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		                        | National Stock Number:
 4140-01-066-9503
 
 Federal Supply Class:
 4140
 
 National Item Identification Number:
 010669503
 
 Description:
 IMPELLER,FAN,CENTRIFUGAL
 
 Detail:
 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.
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 Manufacturer Information:
 
 | 13221E4553 | 97403 | CECOM LR CENTER |  | SS707-68 | 35197 | PHILIPS INDUSTRIES INC | 
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 Techincal Specification:
 
 | MATERIAL | ALUMINUM ALLOY BLADE |  | ATTACHMENT METHOD | SETSCREW |  | STYLE DESIGNATOR | CURVED BLADES SINGLE WIDTH |  | WIDTH | 4.250 INCHES NOMINAL |  | DIAMETER | 7.440 INCHES NOMINAL |  | BLADE QUANTITY | 36 | 
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