Ningbo MJM industry, the Chinese leader in Manufacture & Supply of ball & roller type slew bearings, we offer a wide range of Slewing Ring Bearing in sizes ranging from 100 mm up to 6,000 mm.  Standard Slewing Bearings are usually in stock and special designs are available upon request. 

Slewing Bearing can transmit simultaneously occurring axial, radial and tilting loads, offers a sealed and lubricated raceway system and mainly open gearings. Slewing Bearing can be combined with pinion, planetary gears as well as motors.Inner or outer toothings of the bearing rings are available (module from 1 up to 30 mm).

There is a vast range of different applications for Slewing Bearing such as material and bulk handling, special purpose machinery, steel works, tunnel boring machine and medical technology, public transportation systems, military technology and radar antennas etc.  

Our products export to many countries, we certified by ISO 9001 accreditation, ensure our bearings being synonymous to offer the highest quality & reliability standards.