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WHAT IS THE REASON OF A 42 GEAR BOX IN ANY MEDIUM HELICOPTER

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  • čas přidán 10. 04. 2023
  • Explanation of why there is a 42 gear box in the anti torque system in any Bell medium group heavier than 9,000 lbs.
    Any OEM will have specific angle intermediate gear box for the same function.
    The reason is to reduce torsional forces due to the anti-torque process

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