The KD600-060 series is a heavy-duty toothless four-point contact ball slewing bearing optimized for medium-load rotary equipment that requires stable rigidity, flexible drive configuration and long-cycle operational reliability. Adopting industrial-grade structural design and precision raceway optimization, this gearless slewing bearing removes traditional gear transmission structures and focuses entirely on pure rotary stability and universal mechanical compatibility. With rigorous material craftsmanship and tight manufacturing tolerances, the KD600-060 series delivers outstanding comprehensive performance, serving as a durable and cost-effective rotary component for engineering machinery and industrial automation systems.
Construction machinery such as cranes and excavators
Aerial work platforms and man lifts
Solar tracking systems
Radar and antenna positioning systems
Materials handling equipment




| Inquiry | Type | Brand | Drawing No. | Weight | Outer Diameter | Inner Diameter | Overal Height | External Bolt Circle Dia | Internal Bolt Circle Dia | Number Of Bolt Holesper Hole Circle | Bolt Hole Dia | Bolt size | Number Of Grease Nipples Per Level | Diameter | Diameter | Height | Height | Distance Of Outer Ring | Distance Of Inner Ring | Axial | Radial |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| [kg] | Da[mm] | Di[mm] | H[mm] | La[mm] | Li[mm] | n | B[mm] | M[mm] | n1 | O[mm] | U[mm] | H1(mm) | H2(mm) | Hu[mm] | Ho[mm] | [mm] | [mm] |
All standard models of the KD600-060 series come with pre-drilled precision mounting holes to simplify installation, positioning and routine upkeep. Featuring a slim sectional profile and low rotational torque, the bearing fully adapts to modern mechanical design trends of lightweight structure and energy-efficient operation. In standard medium-load working scenarios, the KD600-060 four-point contact ball structure provides smoother rotation, lower operating noise and better cost performance than traditional heavy-duty roller slewing bearings.
KD600-060 series toothless four-point contact ball slewing bearings are widely utilized in solar tracking equipment, automated rotary work platforms, light construction machinery, aerial work devices and port auxiliary mechanical systems. Every unit undergoes complete factory quality inspection, including dimensional tolerance testing, hardness verification and dynamic load simulation testing to ensure stable and reliable batch quality. Custom internal clearance adjustment, special dimensional machining and anti-corrosion surface treatment services are available to meet diverse personalized application demands.


