The Class A and Roller Rods

NW Mailing List nw-mailing-list at nwhs.org
Mon Jan 9 13:50:34 EST 2023


Bud,
     Thank you for your reply!

Jimmy

On 1/9/2023 11:54 AM, NW Mailing List wrote:
> Jimmy, The two main reasons were expense and a lack of need. When 
> 1235-42 were built in 1949-50, three had conventional rods and the 
> last five lightweight rods like the J's. The lightweight rod A's cost 
> about $50K more to build because of the rods and the redesigned wheel 
> centers to accommodate the rods weighing 38 percent less. The A's with 
> conventional rods were adequate for moving heavy freight trains 
> between major terminals of about 120 miles where each engine were 
> lubricated after each run. The lightweight A's were for special used 
> in passenger service, moving troops trains and later Time Freights 77 
> and 78 over three districts without having to lubricate the rods. Bud 
> Jeffries
>
>
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