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		                             National Stock Number: 5895-01-474-0394
  Federal Supply Class: 5895
  National Item Identification Number: 014740394
  Description: TRACKBALL,DATA ENTRY
  Detail: A DEVICE WHICH INCLUDES A SPHERE MOUNTED IN A SMALL OPEN-TOPPED BOX. THE SPHERE IS HAND-OPERATED BY ROTATING IT IN A BACKWARD, A FORWARD, OR A SIDEWAY DIRECTION WHILE MAINTAINING THE DEVICE IN A FIXED LOCATION. THE MOVEMENT OF THE SPHERE GENERATES A SIGNAL WHICH MAY BE USED TO MOVE A CURSOR AND/OR TRACKING SYMBOL ON THE FACE OF A DISPLAY, SUCH AS A CATHODE RAY TUBE; TO INPUT DATA INTO AN ELECTRONIC SYSTEM; AND/OR TO CONTROL THE OPERATION OF A SYSTEM. IT MAY OR MAY NOT INCLUDE ADDITIONAL INPUT DEVICES, SUCH AS SWITCHES OR VARIABLE RESISTORS.
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  Manufacturer Information:
 | 100296-510APT | 0FST8 | EVERGREEN AVIONICS, INC |   
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  Techincal Specification:
 | SPECIAL FEATURES | C-12323/FGX-3 |   
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