Thrust Bearing F3-8M Product description 3 part Thrust Bearing Thrust bearings are used to allow movement between parts while maintaining a large axial load,This thrust bearing are chrome steel balls with deep grooved on one side of the washer for a smooth action.

 Full Ceramic Ball Bearing PTFE Cage 3mm x 8mm x 3mm 693 Full Ceramic (Zirconium Oxide) Ball Bearing, the inner diameter is 3mm, outer diameter is 8mm and the width is 3mm, this is a popular size that could be used in many applications, Bearing is made of Ceramic.