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Has anyone incorporated the use of tinnerman/countersunk washers on the 235/320/360 aileron/elevator/flap hinge attachment screws.  It's not shown on the hinge cross section but it would seem that a thin countersunk washer bonded (Hysol) to the control surface skins would provide more support for repeated installation and removal of the control surfaces and keep the countersunk holes in the skins from getting elengated/worn.

-Ed Sikora

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