1. Inner race spacers with slots or holes for lubrication.
2. Cone spacers are hardened to reduce face wear.
3. Axial space-saving and cost-effective solution for roll necks.
Four-row taper roller bearings is fitted on the roll neck loosely for easy mounting and removal. Meanwhile, the roll neck must be lubricated to prevent scoring between the roll neck and bore surface caused by creep. Oil slots on one side of each cone and both sides of the cone spacer are designed to prevent wear and seizure of the side surfaces of the cone and cone spacer . An oil groove and some holes are provided on the double cup and cup spacers.
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