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Re: Journal boxes vs. roller bearings
Author: Bill Maltby
Date: 08-29-2018 - 15:34

First freight cars with roller bearings was in 1923. It took quite a while for them to be widely used and as late as 1957 less than 1% of freight cars had them.

Friction bearings became illegal on all new cars in 1968 and illegal in interchange after Jan. 1, 1994.

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Subject Written By Date/Time (PST)
  Journal boxes vs. roller bearings Jim G. 08-29-2018 - 14:58
  Re: Journal boxes vs. roller bearings Bubba 08-29-2018 - 15:30
  Re: Journal boxes vs. roller bearings Jim G. 08-29-2018 - 15:33
  Re: Journal boxes vs. roller bearings Bill Maltby 08-29-2018 - 15:34
  Re: Journal boxes vs. roller bearings Jim G. 08-29-2018 - 15:31
  Re: Journal boxes vs. roller bearings George Andrews 08-29-2018 - 16:24
  Re: Journal boxes vs. roller bearings Bubba 08-29-2018 - 16:57
  Re: Journal boxes vs. roller bearings Jim G. 08-29-2018 - 17:18
  Re: Journal boxes vs. roller bearings Uncle Dave 08-29-2018 - 17:30
  Re: Journal boxes vs. roller bearings Jim G. 08-29-2018 - 17:35
  Re: Journal boxes vs. roller bearings WebDigger 08-29-2018 - 21:15
  Re: Journal boxes vs. roller bearings Tom 08-29-2018 - 23:03
  Re: Journal boxes vs. roller bearings B6sb 08-29-2018 - 23:21


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