[AT] Metal lathe question--Chuck size measurement

[John Wilkens]

Hey, you guys were correct.  It's the OD of the spindle threads--1 7/8" in 
my case.  What was throwing me off was that I thought S.B. 13" lathes only 
had 1 1/2" or 2 1/4" spindles.  Now I know different!    Thanks.      John



At 06:49 AM 03/13/2006, you wrote:
>Hello,
>
>I think Mark is right on this one. Probably the thread sizes available 
>where chuck screws on to spindle.
>
>I have an old 9" South bend. We bored threads into a 4 jaw chuck to make 
>it fit the spindle, I believe there were 8 threads per inch....
>
>Regards,
>
>Will Powell
>  -------------- Original message ----------------------
>From: "Mark Greer" <greerfam at raex.com>
> > Those are the thread sizes where the chuck screws onto the spindle.
> > Mark
> >
> > ----- Original Message -----
> > From: "John Wilkens" <jwilkens at eoni.com>
> > To: <at at lists.antique-tractor.com>
> > Sent: Saturday, March 11, 2006 7:47 PM
> > Subject: [AT] Metal lathe question--Chuck size measurement
> >
> >
> > > My old 13" South Bend lathe was made with either a 1 1/2" spindle or a 2
> > > 1/4" spindle.  Where or what do you measure to get those 
> dimensions?  Mine
> > > seems to be in between those two dimensions the way I measure.    John
> > >
> > >                     In the wide-open spaces of NE Oregon
> > >
> > >
> > >
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> > > Remembering Our Friend Cecil Monson 11-4-2005
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                    In the wide-open spaces of NE Oregon