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post #21 of Old 01-04-2014
mitiempo
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Re: Through-Hulls

Quote:
Originally Posted by Watercolor View Post

I'd love to get a sense as to what purpose thru-bolts serve?
They prevent the thru hull from turning.

The nut on the mushroom is not a very solid attachment, although used by many manufacturers. Also a valve on a mushroom alone has mis-matched threads, straight on the mushroom and tapered on most valves.

Brian
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