Quote:
Originally Posted by cczarnik
Minimum driven head thickness .038 per Mil Spec. That's a lot thinner than what you get with the 1.5D rule of thumb for the shop head.
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Actually, using the .5 rule of thumb for thickness the nominal would be about .047 thick so only about .009 difference. A couple in the photo looked like they might be thinner than the Mil Spec minimum, but maybe not.
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Opinions, information and comments are my own unless stated otherwise. They do not necessarily represent the direction/opinions of my employer.
Scott McDaniels
Hubbard, Oregon
Van's Aircraft Engineering Prototype Shop
FAA/DAR
RV-6A (aka "Junkyard Special ")
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