Re: D&S and roller bearings

John C Wrote:
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> They may be much less maintenance
> overhead compared to the weekly, Tuesday afternoon
> journal box filling, but they are very unforgiving
> when passing along nuances in the track to the
> truck frame and carbody compared to the slop of a
> plain bearing.


I was talking with a coworker about the D&S beginning to use roller bearings and he brought up something along the same lines. Without the slop of a plain bearing, how much will flange wear go up? All those curves and the wheel is being pushed more into the head of the rail.