That'd be rare. Ball bearings are far more common although I believe some pedals come with roller bearings.
there are many types of bearings .... 1)ball bearing 2)roller bearing 3)ball thrust bearing 4)roller thrust bearing & 5)tapered roller thrust..
NAICS 332991 applies to Ball and Roller Bearing Manufacturing.
anti-friction bearing
roller thrust bearing
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1 rollers 2 bearing race
Roller bearing
Because in most cases they are a tapered roller bearing.
needle roller bearing can be applied in numerous places. They can be widely used in the machinery such as the agricultural machinery, industrial sewing machine, the construction tools and the material handling equipment. Additionally, they are also commonly applied in the transportation vehicles such as the cars, buses, electric bicycle and the aircrafts. The needle roller bearings are also very helpful in some other places which we are not very familiar with. For example, Hydraulic pumps, sheave blocks and hoist drum shaft. wish this can help you!
It is not known who specifically invented the roller ball bearing. There are examples of their use by the ancient Egyptians. However, it is thought that they may have been invented before the wheel.
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