2015 Canada Toyota Yaris Owners Manual there. I have seen the super expensive composite blades on a 47 G3 and they look like the blades on an A-star. The 47 D1 I used to fly had wood blades as well with no time limit only inspections and I think they were originals from 1952 or possibly replaced once. I can't see the R44 Robinson becoming a viable replacement for the 47 but I guess time will tell. If this is true, and my friend is usually 'right on', I don't see how anyone can afford to operate a 47 and it is still probably the most commonly used helicopter for agricultural spraying, followed by 206's and OH58's. The wood blades have NO time limit, just repair/replace upon inspection. of 2 - The Death of the Bell 47 - posted in Helicopter Flight Training.
Bell Helicopter 47 G Maintenance Overhaul Manual -1963. If one of the grips listed is installed, remove and replace with a serviceable part.A friend of mine, who is a helicopter mechanic, recently told me that the price of a new main rotor blade for a 47G5 is $179,500 each from Bell. To prevent failure of the main rotor grip, visually inspect the grip and determine if one of the following serial numbers is installed:
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