---------------------- multipart/mixed attachment >After looking at the action I noticed that the flanges have what appears >to be washers under the screw head... not sure why. (see flange.jpg) > >The damper flanges also have the washers and are curved to allow easy >access to the flange screw. (see damper.jpg) They're a sort of coil leaf spring made of brass, to keep the screw tight as the flange changes thickness with humidity swings. Ron N ---------------------- multipart/mixed attachment--
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