Rotary Table Bearing, LKPB News

Rotary Table Bearing vs. Turntable Bearing: A Comprehensive Comparison

Rotary Table Bearing


When it comes to rotating heavy loads with precision and efficiency, two critical components come to mind: the Rotary Table Bearing and the Turntable Bearing. These mechanical marvels have revolutionized various industries, from manufacturing to construction, by enabling seamless rotational motion. In this article, we will delve into the key differences between Rotary Table Bearings and Turntable Bearings, shedding light on their distinct features and applications.

  1. What is a Rotary Table Bearing?

A Rotary Table Bearing is a specialized type of bearing designed to support axial, radial, and moment loads while facilitating smooth rotary motion. It comprises a compact design with a large diameter, allowing for high load-bearing capabilities. The raceway of a Rotary Table Bearing is engineered to withstand complex forces, making it suitable for applications involving heavy machinery and equipment.

Key features of Rotary Table Bearings:

  • High load capacity
  • Compact design
  • Axial, radial, and moment load support
  • Smooth rotary motion
  • Ideal for heavy-duty applications


Applications of Rotary Table Bearings:

  • Machine tools (CNC machines, milling machines, etc.)
  • Robotics and automation systems
  • Construction machinery
  • Aerospace industry
  1. What is a Turntable Bearing?

A Turntable Bearing, also known as a slewing ring bearing, is a specialized bearing designed primarily to support axial loads by providing a low-friction rotational interface between two components. Unlike Rotary Table Bearings, Turntable Bearings are larger in size and are particularly useful in applications where 360-degree rotation is required.


Key features of Turntable Bearings:

  • Low-friction rotational interface
  • Designed for axial load support
  • 360-degree rotation capability
  • Larger size compared to Rotary Table Bearings
  • Suitable for slow-speed applications


Applications of Turntable Bearings:

  • Cranes and lifting equipment
  • Excavators and earth-moving machinery
  • Solar tracking systems
  • Military equipment (radar systems, missile launchers, etc.)
  1. Rotary Table Bearing vs Turntable Bearing: A Comparison

a. Load Capacity: Rotary Table Bearings excel in supporting both radial and axial loads, offering a higher load capacity compared to Turntable Bearings. On the other hand, Turntable Bearings are designed primarily for axial load support and may not be as suitable for heavy radial loads.

b. Size and Compactness: Rotary Table Bearings are compact and can fit into relatively smaller spaces, making them ideal for applications with limited installation space. Turntable Bearings, due to their larger size, require more space for installation.

c. Rotational Capability: While both bearings offer smooth rotational motion, Turntable Bearings are specifically designed for continuous 360-degree rotation. Rotary Table Bearings, although capable of rotation, may not be optimized for constant full-circle motion.

d. Application-specific Suitability: The choice between Rotary Table Bearings and Turntable Bearings depends on the specific requirements of the application. For heavy-duty machinery involving diverse loads, Rotary Table Bearings are preferred. On the other hand, Turntable Bearings are better suited for applications requiring continuous axial rotation.


In conclusion, both Rotary Table Bearings and Turntable Bearings play pivotal roles in various industrial applications. Rotary Table Bearings excel in supporting heavy loads and offering versatility in handling radial and axial forces. On the other hand, Turntable Bearings are optimized for continuous 360-degree rotation, making them ideal for specific applications where such motion is essential.

To ensure optimal performance and longevity of equipment, choosing the right bearing type is crucial. Understanding the differences between Rotary Table Bearings and Turntable Bearings will empower engineers and professionals to make informed decisions based on their unique requirements. Whether it’s enhancing precision in machine tools or enabling smooth rotation in construction machinery, the right bearing choice can significantly impact the success of a project.

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,Located in Luoyang, which is a bearing manufacturing base in China, we are an enterprise focusing on the research, development and manufacture of precision bearings, mainly producing precision crossed roller bearings and rotary table bearings and various non-standard bearings with precision class of P5, P4 , P2 and VSP.

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:  Rotary Table Bearing ( YRTYRTS, YRTM, ZKLDF series) ; Crossed Roller Bearing ( RA/RAU, RBRU, RE, SX, XU, XSUXR/JXR, CRB/CRBC, CRBHCRBFCRBSCRBT series); Thin Section Bearings ( KAA, KA, KB, KC, KD, KF, KG, JHA, JA, JB, JG, JU series);  Harmonic Reducer Bearings ( CSFSHF series); Angular Contact Ball Bearing ( 718, 719, 70, 72 series); Hollow Rotary Platform Bearings ( ZK series); and Flexible Bearings ( F series, 3E 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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