What is a Superior Quality Needle Roller Bearings  ?

Same cylindrical rollers are the rolling elements of needle roller bearings. They are designed to reduce friction of a surface which is in rotation. Due to its shape, the needle bearing has a larger surface are a that is in contact with the outer surface of the bearing.

Axial needle bearings are flat and a radial pattern while the radial needle bearing have a cylindrical shape and the rollers run parallel to the axis of the shaft.