Four Point Contact Ball Slewing Ring Bearing With Outside Gear, 39 Inch Outer Diameter, Dimensions 998 By 1305.6 By 100 Millimeters, High Load Capacity For Heavy Machinery In Slow Turning Or Oscillating Applications, Durable Industrial Rotary Bearing

39-Inch Four-Point Contact Slewing Ring Bearing with Outside Gear
✔️ 1-piece: four-point slewing ring with outside gear, 998x1305.6x100mm

This is a 39-inch four-point contact ball slewing ring bearing with outside gear, designed to support heavy rotating platforms like cranes and wind turbine assemblies. It handles both radial and axial loads as the platform slews slowly.

✅ Outside diameter: 1305.6 mm (51.4 in)
✅ Inner bore diameter: 998 mm (39.3 in)
✅ Gear diameter: 1121 mm (44.1 in)
✅ Gear width: 106 mm (4.17 in)
✅ Normalizing: 0.5 KN; Slack Quench: 0.9 KN

💡 What is a slewing ring bearing used for in large rotating machinery?

Slewing rings enable smooth, controlled rotation of heavy platforms, combining radial and axial load support in a single bearing. - handy for cranes, wind turbines, and construction equipment - supports slow, precise slewing motions with gear integration - reduces assembly steps by combining bearing and gear in one unit