Description:Cat® bearings are designed for specific applications based on load, operating speed, temperature range, size, and performance. Cat® bearings are manufactured to the highest quality standards for long life and performance. Swing bearings are used where rotation is slow, oscillating or intermittent and can accommodate significant radial, thrust and moment loads.Attributes:• Swing bearing with internal gear• Material: Steel• Number of Teeth: 90• Inside Diameter: 573.5 mm (22.5787 in)• Outside Diameter: 748 mm (29.4488 in)• Height: 60 mm (2.36 in)• With lubrication holeApplication:Used in undercarriage system of Cat Hydraulic Excavator. Consult your owner's manual or contact your local Cat Dealer for more information.