View single post by John McComas
 Posted: Mon Jan 4th, 2021 03:34 pm
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John McComas



Joined: Mon Dec 4th, 2006
Location: Branson West, Missouri USA
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Someone may have removed them because of dirt plugging them up.    I believe the brass bearings are
a porous bronze material.  Sintered bronze.
http://www.sdp-si.com/Design-Data/Porous-Metal-Bearings.php