[Public-List] A30 stuffing box hose

Mike Lehman mlehman at gmail.com
Tue Mar 28 10:16:56 PDT 2023


Yes the housing has 2 bolts into the hull, but it is also threaded onto the
stern tube

On Tue, Mar 28, 2023, 9:14 AM Clay Pass via Public-List <
public-list at lists.alberg30.org> wrote:

> My cutlass bearing housing is held with two threaded bolts into tapped
> thick glass, not lag bolts, and are plenty stout to provide a water tight
> interface with the hull (when properly caulked).
>
> Clay
> #449
>
> On Tue, Mar 28, 2023 at 7:13 AM Michael via Public-List <
> public-list at lists.alberg30.org> wrote:
>
> > Most likely you would be replacing the bronze shaft with Stainless
> > Steel. Bronze shafting has become hard to find. I have not completely
> > removed the stuffing box/cutless bearing assembly, but on Checkmate it
> > wiggled around enough when removing the cutless bearing, it sure looked
> > like the whole assembly was set in place with the grey monkey poop. the
> > only mechanical attachment being the 2 lag bolts holding the cutless
> > assembly to the deadwood. Not water tight on it's own, for sure.
> >
> > Michael Grosh
> > #220
> >
> >
> > ------ Original Message ------
> > From "George Dinwiddie via Public-List" <public-list at lists.alberg30.org>
> > To public-list at lists.alberg30.org
> > Cc gdinwiddie at alberg30.org
> > Date 3/27/2023 8:21:02 PM
> > Subject Re: [Public-List] A30 stuffing box hose
> >
> > >Jason,
> > >
> > >It sounds like someone got carried away caulking the stern tube. When I
> > worked on my stern tube a few years back, I realized that the caulk that
> > Whitby put around it was to keep it from turning when you unscrew the
> > cutless bearing housing, not to keep water out. The cutless bearing
> housing
> > keeps the water out of the boat except through the stern tube, and the
> > stuffing box stops the water that's in the stern tube (except for a few
> > drops while motoring).
> > >
> > >It may well be advisable to replace the stuffing box hose if you can't
> > see the condition of the hose clamps holding the stern tube end. And if
> > it's really over 50 years old, I would want to replace the hose on
> general
> > principles.
> > >
> > >It sound ridiculous to me to cut the shaft rather than push it out of
> the
> > coupler. One way to drive the shaft out of the coupler is to unbolt the
> > coupler from the transmission flange, put a wrench socked in between, and
> > re-tighten. You may need to use longer bolts when you do this.
> > >
> > >You can see the stern tube-cutless bearing arrangement on
> > https://alberg30.org/maintenance/MechanicalPropulsion/
> > >
> > >  - George
> > >
> > >On 3/28/23 1:50 AM, Jason S via Public-List wrote:
> > >>I'm replacing the packing and started looking at stuffing box rubber
> hose
> > >>to stern tube. The yard recommended replacing the rubber hose. It
> appears
> > >>that the rubber hose is covered by some sort of putty or goo. I can
> only
> > >>see two front clamps. Anyone else see this one their boats? It all
> seems
> > to
> > >>be original from 1967.
> > >>How long is the prop shaft in A30 with Atomic 4 approximately?
> > >>The yard said I'll prolly have to replace the bronze 7/8" shaft. This
> is
> > >>because they said it would easier the cut the shaft than try and get it
> > out
> > >>of coupler....I'm not to sure...I may try and get it out of coupler
> > before
> > >>cutting it.
> > >>
> > >>thank you
> > >
> > >--
> ----------------------------------------------------------------------
> > >   When I remember bygone days                         George Dinwiddie
> > >   I think how evening follows morn;            gdinwiddie at alberg30.org
> > >   So many I loved were not yet dead,           http://www.Alberg30.org
> > >   So many I love were not yet born.                          also see:
> > >                'The Middle' by Ogden Nash     http://idiacomputing.com
> > >  ----------------------------------------------------------------------
> > >
> > >
> > >
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