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Thread: Lack of lubrication certification for helicopter gearboxes
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Old 4th Aug 2017, 10:16
  #33 (permalink)  
etudiant
 
Join Date: May 2011
Location: NEW YORK
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The Russians build some very impressive gearboxes for their large helicopters.
Is there anything different about their design approach that could be usefully exploited by others?
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