[C320-list] Rudder Bearing?

[windswept at stx.rr.com]

Should the packing ever need to be replaced and if so what size is it?
---- Pat Ireland <cherie320 at gmail.com> wrote: 
> No bearing.  Just a fibreglass tube with a packing gland at the top.  We
> are keeping the gland just snug.  At some point in time the shaft tube will
> need a rebuild, but that is quite a lot of fantastic years down the way.
> There is a wear ring at the shaft head that may need to be replaced if it
> gets thin.  801, Cherie, Pat