[alberg30] Re: Main Halyard Sheave Replacement

[Robert Kirk]

From: Robert Kirk <kirk at neptune.gsfc.nasa.gov>

At 23:02 10-09-98 EDT, you wrote:
>From: FINNUS505 at aol.com
>
>Hi DLS,
>
>When you dissasemble your main halyard sheave, what you will find, if your
>boat is the same as mine, is  that the original sheave is made of that '60's
>composite material of resin and cloth. There is no seperate bearing or
>bushing; the hole for the compression tube shaft, in the sheave, is the
>bearing. The new sheave that Joe made works the same way.
>
>Good luck,
>
>Lee Trachtenberg
>Stargazer, #255, 1967

And in mine, there is a piece of stainless steel tubing going completely
thru the mast, surrounding the center bolt and which acts as a bearing
for the same fiber-resin sheave. 

Bob Kirk
Isobar #181

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