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by sweepee on January 21st, 2008

sweepee

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How big (tall) are the tyres on the main undercarriage on a Boeing 777

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  • by HunterAlpha on February 20th, 2008

    HunterAlpha

    777 has the largest landing gear and the largest tires ever used in a commercial jet.

    Bridgestone Manufactures these tires
    Specs below

    Main (Part No. APR07700)
    - Size : 52x21.0R22
    - Ply Rating : 36
    - Speed Rating (MPH) : 235
    - Rated Load Lbs. : 66,500
    - Tire Weight Avg. Lbs. : 266.0

    Nose (Part No. APR06600)
    - Size : 43x17.5R17
    - Ply Rating : 32
    - Speed Rating (MPH) : 235
    - Rated Load Lbs. : 44,500
    - Tire Weight Avg. Lbs. : 156.0


    Each main gear tire of a 777-300ER carries a maximum rated load of 64,583 lb (29,294 kg) when the aircraft is fully loaded. The heaviest load per tire of any production aircraft ever built.

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