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		                             National Stock Number: 4140-01-532-0504
  Federal Supply Class: 4140
  National Item Identification Number: 015320504
  Description: GUARD,FAN IMPELLER
  Detail: A SAFETY DEVICE SPECIFICALLY DESIGNED TO PROTECT OR SHIELD A FAN IMPELLER FROM PHYSICAL DAMAGE AND/OR PREVENT POSSIBLE INJURY TO PERSONNEL WHILE THE FAN IS IN OPERATION. IT MAY CONSIST OF A WIREGUARD, SCREEN, GRILLE AND THE LIKE. EXCLUDES COVER, ELECTRIC FAN AND GRILLE, METAL.
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  Manufacturer Information:
 | 8453 | 91833 | KEYSTONE ELECTRONICS CORP |   
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  Techincal Specification:
 | BODY MATERIAL | STEEL |  | MOUNTING HARDWARE AND QUANTITY | SCREW 4 |  | MOUNTING METHOD | HOLE |  | OVERALL DIAMETER | 4.540 INCHES NOMINAL |  | SHAPE | ROUND |  | SPECIAL FEATURES | FITS 4-1/2 IN. DIA FANS; 0.071 IN. WIRE DIA. RINGS AND RIBS |   
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