1A bearing similar to a ball bearing but using small cylindrical rollers instead of balls.
More example sentences
- With a roller bearing instead of having a contact point that is only a spot, you have an entire strip running along the width of the bearing.
- Many bearings look very similar, whether they are ball bearings, roller bearings or other bearings.
- The roller bearing is there to prevent the round from shifting forward in the magazine.
Definition of roller bearing in:
- The US English dictionary