Slewing Bearing

The Ultimate Guide to Understanding Slewing Bearings

Replacement KAYDON Slewing Bearings

Introduction to Slewing Bearings

Slewing bearings are specialized bearings designed to support heavy radial and axial loads while enabling smooth rotational movement. These robust components are essential in various industrial applications, including construction machinery, wind turbines, mining equipment, and material handling systems. In this comprehensive guide, we’ll explore the world of slewing bearings, their types, applications, and the unique offerings from LKPB, a leading slewing bearing company and supplier in China.

Understanding the Functionality of Slewing Bearings

Slewing bearings are engineered to handle combined radial and axial loads, enabling rotational movement in applications that require precise positioning and controlled rotations. These bearings are characterized by their large diameters, robust construction, and specialized internal components that facilitate smooth, low-friction rotation under extreme conditions.

Slewing bearings are designed to withstand harsh environments, high temperatures, and heavy loads, making them suitable for demanding industrial applications. They are available in various configurations, including three-row roller bearings, four-point contact ball bearings, and cross-roller bearings, each tailored to meet specific operational requirements.

LKPB: A Trusted Name in the Slewing Bearing Industry

LKPB, a renowned slewing bearing manufacturer and supplier in China, has established itself as a leader in the industry by providing high-quality products and exceptional customer service. With a state-of-the-art factory and skilled workforce, LKPB is dedicated to delivering innovative solutions that meet the diverse needs of its global customers.

One of the key advantages of partnering with LKPB is their commitment to customization and OEM services. The company’s engineering team works closely with clients to design and manufacture slewing bearings that meet their exact specifications, ensuring optimal performance and reliability in even the most demanding applications.

Types of Slewing Bearings and Their Applications

Slewing bearings are available in various types, each designed to cater to specific application requirements. Here are some of the most common types and their applications:

  1. Three-row Roller Slewing Bearings: Known for their exceptional load-carrying capacity, these bearings are commonly used in heavy-duty applications such as cranes, excavators, and mining equipment.
  2. Four-point Contact Ball Slewing Bearings: Offering high rigidity and precision, these bearings are ideal for applications that require minimal deflection and precise positioning, such as radar systems and telescope mounts.
  3. Cross Roller Slewing Bearings: Designed for applications with limited space, these bearings have a compact structure and can accommodate both axial and radial loads, making them suitable for industrial robots and material handling equipment.
  4. Non-gear Slewing Bearings: These bearings are suitable for applications that require low to medium rotational speeds, such as wind turbines and solar tracking systems.

LKPB Slewing Bearing Products

Cross roller slewing ring bearings
Cross Roller
Four-point contact ball slewing ring bearings
Four-point Contact
Eight-point contact same path
Eight-point contact same path
Eight-Point Contact Different Path Slewing Ring Bearings
Eight-point contact different path
Three-row roller
Three-row roller
Flange Slewing Bearing (Replace of INA/KAYDON)
Flange Slewing Bearing
Replacement INA Slewing Bearing
Replacement INA
Replacement KAYDON Slewing Bearings
Replacement KAYDON
Replacement SKF Slewing Bearing
Replacement SKF

Factors to Consider When Selecting Slewing Bearings

When selecting slewing bearings for a specific application, several factors must be taken into consideration to ensure optimal performance and reliability. These factors include:

  1. Load Capacity: The bearing must be capable of supporting the combined radial and axial loads imposed by the application, including static and dynamic loads.
  2. Operating Environment: The bearing must be designed to withstand the environmental conditions of the application, such as temperature, moisture, and exposure to contaminants.
  3. Rotational Speed and Accuracy: The bearing must meet the rotational speed and positioning accuracy requirements of the application.
  4. Service Life and Maintenance: Factors such as lubrication, sealing, and ease of maintenance should be considered to ensure long service life and minimal downtime.
  5. Customization and Design Flexibility: Depending on the application’s unique requirements, customized solutions or design modifications may be necessary.

Competitive Pricing and Global Reach

At LKPB, we understand the importance of competitive pricing in today’s global market. Our efficient production processes and strategic partnerships with suppliers allow us to offer highly competitive prices without compromising on quality.

With a strong global presence and a network of distributors and partners worldwide, LKPB can deliver its products to customers across various industries and regions. Our commitment to customer satisfaction and timely delivery ensures that our clients receive the support they need, when they need it.


Slewing bearings are critical components in a wide range of industrial applications, enabling precise rotational movements and supporting heavy loads. As a trusted slewing bearing company and supplier in China, LKPB offers a comprehensive range of products, customizable solutions, and OEM services to meet the diverse needs of its customers.

Whether you are a manufacturer, contractor, or an individual seeking reliable slewing bearings, LKPB is your trusted partner. With our extensive product range, commitment to quality and customer satisfaction, and competitive pricing, we are well-equipped to meet your slewing bearing needs. Contact us today to explore how our slewing bearings can enhance your operations and drive your business forward.

For expert guidance in meeting your specific requirements, reach out to our knowledgeable team. Experience firsthand how our precision solutions can elevate your machinery’s efficiency and durability. Contact us today!

LKPB With more than 10 years of production experience

Supporting OEM service; 50 days return service; 7*24 hours technical support; Accept non-standard customization; Maximum 24 months product warranty


Luoyang LIKE Precision Machinery Co., Ltd – LKPB®, Product precision can be P5, P4, P2 and VSP, Inside diameter size range φ20mm – φ2000mm. Maximum product quality warranty of 24 months, OEM acceptable.

LKPB With more than 10 years of production experience, The most professional suppliers of precision bearings in China. 

LKPB® strictly follows the ISO9001 quality system requirements for product quality control, relying on the professional technology of the bearing production base, the product quality is stable and cost-effective,

LKPB®, turning the world, carrying unlimited! We have served thousands of customers all over the world during the ten years of our establishment.

Our future goal is to become the most professional manufacturer of rotary table bearings and crossed roller bearings in China, and make LKPB® a world-class bearing brand.

This is our vision and direction!

LKPB® has accumulated rich production experience in the past 10 years,  supporting OEM service. Our products are exported to Germany, Italy, Korea, Japan, the United States, Belgium, Turkey and so on.

Top quality:

1. Precision Rotary Table Bearings ( YRTYRTCYRTSYRTMZKLDF Series) 


3. Precision Thin Section Bearings ( KAA, KA, KB, KC, KD, KF, KG, JHA, JA, JB, JG, JU Series);  

4. Robot Harmonic Reducer Bearings (CSF/CSGSHF/SHGCSD Series, RV Reducer Bearings and Flexible Bearings F, 3E Series); 

5. Angular Contact Ball Bearings ( 718, 719, 70, 722344/2347 Series);  

6. Ball Screw Support Bearings ( ZKLF/ZKLNZARFZARN Series);

7. Precise Slewing Bearring ( Cross RollerFour-Point ContactEight-Point Contact Same PathEight-Point Contact Different PathThree-row roller and Flanged Series);

8. Hollow Rotary Platform Bearings ( ZK Series).

Yes, We have experience working in this area

The main application areas of our products are precision rotary tables, machining center rotary tables, industrial robot joints and rotating, robotic rotating parts, CNC machine tools, automation industry, direct drive motors, precision instruments, radar, medical equipment and other industries.

Regular models are in stock, reasonable prices, ready for delivery, non-standard precision bearings according to the requirements of the drawings and the number of 1-3 weeks delivery time

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