Cup cone bearing.
Cup and cone ball bearings.
Bearing surfaces are made from hardened steel.
The cups are built into the shell of the hub.
Top quality ball cup cone bearings are offered in this comprehensive source of manufacturers distributors and service companies for the industrial marketplace.
The surfaces are cut typically by grinding.
If the cones are screwed on too far they exert pressure on the bearing balls.
There is a bearing on each side of the hub.
Even the highest quality bearing surfaces will have slight grinding marks.
Steel balls roll between these two parts.
The cones are conical nuts that screw onto the axle.
Angular contact bearings also allow easier maintenance adjustability and serviceability.
Cup cone sets bearings lm11749 lm11710 cup cone tapered bearing set brand new dura roll tapered bearing cup and cone set.
Round ball bearings roll on the curved surface of the cup and cone.
In the left image below is a high quality cone magnified two hundred times.