"whit3rd" wrote in message
...
On Friday, October 6, 2017 at 8:44:55 PM UTC-7,
wrote:
I'm doing a roulette wheel and used the common hardware lazy susan
disk. However, the weight, using it vertically, and repeated spins
caused a ball bearing to fall out. I am looking for something either
better or sealed. The wheel weighs about ten pounds. Ideas?

Tapered roller bearing. Same as on your car's front wheel.

https://www.banggood.com/30207-30210-Steel-Single-Row-Taper-Tapered-Roller-Bearing-Metric-Taper-Bearings-p-1094422.html?rmmds=search
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Wheel bearings like that are widely available at low cost to repair
boat and utility trailers.

If a press-in cylindrical bearing would be too difficult to mount this
style is available:
http://www.baileyhydraulics.com/Stai...No-SUCSF207-22

-jsw