On Mar 16, 4:49*pm, wrote:
...
Keep the sleeve bearings well oiled and they last for a long time. *If
you really want to get old-timey, look up "ring oiler".

Stan-

My surface grinder has one of those on the wheel end of the spindle,
the other has a ball bearing. The grinder was designed in 1942,
patented in '45.