Re: Stars
Author: Ken Shattock (KRK)
Date: 03-31-2017 - 17:34

a question Wrote:
-------------------------------------------------------
> Is 4449 supposed to have the stars or not?

Yes, the stars are indeed correct for 4449, as she still has the pressure feed oil lubricated, babbitted crown bearings on all four of the drive axles. The identifying "stars" was developed by the SP Mechanical Dept. to differentiate the new, pressure feed oil lubrication, as compared to the "old style" grease cake lubricated axles (no stars at all). The only other symbol used by SP was on the two GS-5 locomotives equipped with roller bearings on all axles, thus the axle centers on the drives had starts with rounded off points (to signify rollers in the roller bearings).

For what it's worth, both 4294 in the CSRM and #4460 in the Museum of Transport at St Louis, should also have the "stars" on the axle centers, as both locomotives have the pressure feed oil lubrication system.

KRK



Subject Written By Date/Time (PST)
  SP2467 vs SP2472 EspeeGuy 03-29-2017 - 15:15
  Re: SP2467 Authenticity Sand Dome 03-29-2017 - 22:40
  Re: SP2467 vs SP2472 Blingq 03-30-2017 - 08:36
  Re: SP2467 vs SP2472 Chas 03-30-2017 - 08:57
  Re: SP2467 vs SP2472 & Goats Nudge 03-30-2017 - 14:55
  Re: SP2467 vs SP2472 & Goats EspeeGuy 03-30-2017 - 15:07
  Re: SP2467 vs SP2472 & Goats Nudge 03-30-2017 - 17:42
  Re: SP2467 vs SP2472 & Goats Ken Shattock (KRK) 03-30-2017 - 17:48
  Re: SP2467 vs SP2472 & Goats Ken Shattock (KRK) 03-30-2017 - 19:24
  It's Bling David Dewey 03-30-2017 - 21:54
  Re: SP2467 vs SP2472 & Goats Ken Shattock (KRK) 03-31-2017 - 10:18
  Re: SP2467 vs SP2472 & Goats David Dewey 03-31-2017 - 10:50
  Stars a question 03-31-2017 - 11:19
  Re: Stars J Mann 03-31-2017 - 13:21
  Re: Stars Ken Shattock (KRK) 03-31-2017 - 17:34
  Re: SP2467 vs SP2472 & Goats Pilawt 03-31-2017 - 13:36
  Re: SP2467 vs SP2472 & Goats Kracken 03-31-2017 - 16:47
  Re: SP2467 vs SP2472 & Goats Kracken II 04-01-2017 - 16:26


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