I assume that this method will work with a sintered bronze bushing, correct? Is your flushing pin the same diameter as the platter’s male bearing?
Is there a correct way to lubricate a turntable bearing
This is from TTW Audio - pots of people ask about turntable bearings
Many have asked about cleaning the OILITE bearings here is how, its a good guide for most bearings of a similar style - expect for the flushing pin that is specific to our .500 inch diameter bearings shafts