[Fot] TR4 axle shafts

[rkramer3 at austin.rr.com]

I wonder if Southwick can machine axles with a threaded outer shaft to hold a stock washer and castellated nut?
 
---- MadMarx <tr4racing at googlemail.com> wrote: 
> Anybody knows the diameter of the Southwick axle?
> I managed to do a successful calculation with a spline design and the stock
> diameter of 33.02mm (I used 33mm = 1.299").
> The steel needs to be quite good with a surface hardening of 0.11" depth.
> 
> As Steel I would like to use X19NiCrMo4 if this is available at reasonable
> cost. 
> Any suggestions?
> 
> Chris
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