Re: {S-Scale List} Source for 40" wheels with 3/32" axle bore...

[sscale]

>  Apparently, NWSL says a 40" S scale wheel is a 30" O
scale wheel 
> (which they are also out of - I checked), so those
would work as well. 
> 
The old Jon Beveridge/Cascade
wheelsets were NWSL 30" O scale wheels on an S axle. I believe they
were the Proto48/code115 profile.  
Stan Stokrocki