18 Inch Four Point Contact Slewing Ring Bearing 458x662x80 mm Ball Bearing No Gear for Heavy Duty Rotation and High Load Support with Smooth Slow Oscillation and Long Service Life

18in Four-Point Slewing Ring Bearing 458x662x80mm
✔️ OD 662 mm, ID 458 mm, 80 mm thick, four-point contact, single bearing

This 18-inch four-point contact slewing ring bearing with no gear is built for heavy-duty rotation of large platforms. Typical uses include crane turntables, wind turbine hubs, and other big machinery bases.

✅ Outer diameter 662 mm (26.1 in)
✅ Inner diameter 458 mm (18.0 in)
✅ Thickness 80 mm
✅ Four-point contact ball arrangement
✅ No gear included
✅ Single bearing

💡 What is a four-point contact slewing bearing used for in heavy equipment?

This handy bearing lets large platforms rotate smoothly under heavy loads. - supports slow, controlled rotation for cranes, wind turbines, and heavy bases - combines radial and axial load handling in one compact unit - sealed ball bearing and ceramic variants suitable for harsh environments