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		                        | National Stock Number:
 1680-01-336-7939
 
 Federal Supply Class:
 1680
 
 National Item Identification Number:
 013367939
 
 Description:
 TRANSMISSION,MECHANICAL,AIRCRAFT
 
 Detail:
 A DEVICE USED ON AIRCRAFT DESIGNED TO INCREASE, DECREASE, AND/OR REVERSE THE ROTATION BETWEEN THE DRIVE AND DRIVEN SHAFT OR SHAFTS. IT MAY OR MAY NOT INCLUDE THE SHIFTING CONTROL MECHANISM WHICH CHANGES RATIOS AND/OR DIRECTION OF ROTATION. EXCLUDES TRANSMISSION, CROSS-DRIVE AND TRANSMISSIONS WITH CONTROLLED DIFFERENTIALS.
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 Manufacturer Information:
 
 | 159B6022 | 72429 | MISSION SYSTEMS DAVENPORT INC. | 
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 Techincal Specification:
 
 | SPECIFICATION/STANDARD DATA | 72429-159B6022 MANUFACTURERS STANDARD | 
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