Yes, and is milled to the hull radius minus about an inch. There is also a double thickness collar welded into the hull, a ring section that is about 1" X 3". Most notable is that this reinforcement assembly is a flanged unit. The conning tower is an independent structure, bolted to the hull.
Jon
vbra676539@aol.com wrote:
> It would be interesting to find out about the conning tower pens. My
> PC-8 print has a 28" pen, which allows for 8 X 8" viewports in the
> circumference. And I'm here to tell you, that's better than six.
> Vance
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