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Re: Stacking Variacs - shaft material

Hi Adam,
	Are you sure about this.? I have a 25 amp variac I am repairing, and that
has a brass center rod. I can't imagine they would have used brass where
steel would have done just as well. I could be wrong of course.

cheers 
bob golding 

----------
> From: Tesla List <tesla@pupman.com>
> To: tesla@pupman.com
> Subject: Re: Stacking Variacs - shaft material
> Date: 09 February 2000 00:19
> 
> Original Poster: Adam <adamsmith@mediaone.net> 
> 
> on 2/8/2000 1:45 PM, Tesla List at tesla@pupman.com wrote:
> 
> > Original Poster: Eric Leighton <ELeighton@portdiscovery.org>
> > 
> > I want to stack the two 10A variacs I have, and want to know what
material
> > the shared shaft has to be.  The original shaft is 3/8" aluminum, and I
have
> > some 3/8" stainless tubing that I think will work, as long as it
doesn't
> > have to be aluminum.  I figured that plain old (magnetic) steel might
not be
> > so good for a shaft that goes through the core, no?
> 
> It doesn't matter what material you use, as long as it's the right outer
> diameter, and it's strong enough.  The home depot near me sells 3-foot
3/8"
> steel rods, just for reference.
> 
> -Adam
> adamsmith@mediaone.net
> 
> 
>