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Museums & Specials OERM |
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► © 2002, Judd Spittler The flip up lids on the journal bearings are for lubrication. Older axles did not have ball or roller bearings and depended on oil-soaked wool material in a small compartment to keep a coating of oil on the axle where it turns against the stationary side of the bearing surface. September 14, 2002, 1:21 PM |
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