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		                             National Stock Number: 4140-01-519-0645
  Federal Supply Class: 4140
  National Item Identification Number: 015190645
  Description: FAN,CENTRIFUGAL
  Detail: A nonpositive displacement mechanical device having a centrifugal fan impeller inclosed within a housing. It is designed to move air or gas over a wide range of volumes and pressures. The air or gas is drawn in axially and discharged radially or drawn in radially and discharged axially by centrifugal force through an outlet in the housing. 
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  Manufacturer Information:
 | 7971770-001 | 04939 | LOCKHEED MARTIN CORPORATION |  | 79760170-001 | 04939 | LOCKHEED MARTIN CORPORATION |   
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