Product Description

VLU200944 Robot Slewing Ring Bearing 834*1048*56mm For Cross Roller And Rotary Table

Bearing Specification :

Model Number VLU200944
Part Name Slewing Ring Bearing
Brand FSK / KBE / SKB / OEM
Material Gcr15 Chrome Steel
Number of Row Single Row
Dimensions(mm)(d*D*b) 834*1048*56mm
Weight / Mass ( KG ) 54kg
HS Code  8482800000
Original Country Show CHINA

Bearings Detailed Pictures:

Same Series Bearings We Offer:

Bearing Number d D H m
VU140179 124 mm 234 mm 35 mm 7KG
VU205710 138 mm 302 mm 46 mm 16 KG
VU200260 191 mm 329 mm 46 mm 15 KG
VU135715 200 mm 290 mm 24 mm 5.4 KG
VU140325 270 mm 380 mm 35 mm 12 KG
VU250380 275 mm 485 mm 55 mm 44 KG
VU200405 336 mm 474 mm 46 mm 25 KG
VU25571 344 mm 522 mm 55 mm 41 KG
VU3571 468 mm 680 mm 68 mm 82 KG
VU360680 565 mm 795 mm 79 mm 120 KG
Bearing Number d D H m
VSU25571 655 mm 855 mm 63 mm 90 KG
VSU25571 755 mm 955 mm 63 mm 101 KG
VSU25 0571 855 mm 1055 mm 63 mm 115 KG
VSU251055 955 mm 1155 mm 63 mm 128 KG
Bearing Number d D H m
VI1625718-N 216 mm 340 mm 39 mm 12 KG
VI140326-V 250 mm 382 mm 59 mm 18 KG
VI1640420-N 332 mm 486 mm 39 mm 23 KG
Bearing Number d D H m
VA140188-V 135 mm 259.36 mm 35 mm 7.5 KG
VA165715-N 171 mm 318.6 mm 40 mm 13 KG
VA250309-N 235 mm 408.4 mm 60 mm 29.5 KG
VA160302-N 238 mm 384 mm 32 mm 14 KG
Bearing Number d D H m
VSU2571 342 mm 486 mm 56 mm 29 KG
VSU200544 472 mm 616 mm 56 mm 37 KG
VSU200644 572 mm 716 mm 56 mm 44 KG
VSU20 0571 672 mm 816 mm 56 mm 52 KG
VSU200844 772 mm 916 mm 56 mm 60 KG
VSU200944 872 mm 1016 mm 56 mm 67 KG
VSU257194 1571 mm 1166 mm 56 mm 77 KG
Bearing Number d D H m
VSI25571-N 610 mm 855 mm 80 mm 119 KG
VSI25571-N 710 mm 955 mm 80 mm 137 KG
VSI25 0571 -N 810 mm 1055 mm 80 mm 149 KG
VSI251055-N 910 mm 1155 mm 80 mm 165 KG
Bearing Number d D H m
VLU2571 304 mm 518 mm 56 mm 23.5 KG
VLU200544 434 mm 648 mm 56 mm 31 KG
VLU200644 534 mm 748 mm 56 mm 36.5 KG
VLU20 0571 634 mm 848 mm 56 mm 42.5 KG
VLU200844 734 mm 948 mm 56 mm 48 KG
VLU200944 834 mm 1048 mm 56 mm 54 KG
VLU257194 984 mm 1198 mm 56 mm 62.5 KG
Bearing Number d D H m
VLA2571-N 304 mm 503.3 mm 56 mm 29.5 KG
VLA200544-N 434 mm 640.3 mm 56 mm 41.5 KG
VLA200644-N 534 mm 742.3 mm 56 mm 48.5 KG
VLA20 0571 -N 634 mm 838.1 mm 56 mm 54.5 KG
VLA200844-N 734 mm 950.1 mm 56 mm 65.5 KG
VLA200944-N 834 mm 1046.1 mm 56 mm 71.5 KG
VLA257194-N 984 mm 1198.1 mm 56 mm 83.5 KG

Other Bearings We Offer:

Deep groove ball bearings Linear ball bearings Pillow block bearings Clutch release bearings
Cylindrical roller bearings Needle roller bearings Thrust ball bearings Thrust roller bearings
Spherical roller bearings Ball joint bearings Conveyor roller bearings Angular contact ball bearings

Our Advantage:

About FSK Factory Condition :

1.How can I get the bearing price?
Mike: You can leave your message on Alibaba, or conact us directly by email, , SkYPE, Viber. Tell us your quantity, usually 2-5 hours you will get the price.
2.How can I buy them?
Mike: You can place order on Alibaba, or pay the payment by Western Union, Paypal, T/T and L/C.
3. How long I can get these bearings?
Mike: for small order, we will delivery the bearings in 1-2 days after recive your payment. usually 3-5 days will arrive in your place by international express, such as DHL, TNT, UPS and so on. For big order, please contact us.
4.How to protect the bearing quality?
Mike: All procudts passed ISO9001:2008 and ISO14000 certificates. we can accept small sample order, you can check the quality.
5. Other service.
Mike: We can offer OEM service according to your demand.
FSK Bearing Company Advantages:
(1) We have first-class testing equipment to detect bearing various data parameters and control the quality of the bearing.
Whenever bearings must first detected whether the quality is qualified and the unqualified bearing will be eliminated directly.
So we can get the trust of a large number of customers, and supply them for several years.
(2) We have our own R & D capabilities, to help customers solve the problem of non-standard bearings.
We can also according to customer requirements change their own mark.
(3) Price, our manufacture ensure that our prices across China are quite competitive.
It is better for you to compare prices and quality among suppliers.
But everyone knows you can not buy the highest quality products with the lowest price,
but our product is the best quality if you use equal price.
FSK Cooperation Details
For Small weight or ungent ,we send by express UPS,DHL,FEDEX, or EMS,china post with Thracking number
For max production , we will ship by sea/air.
Payment Item:
TT, 30% deposit , 70% before shippment.
L/C At Sight
Paypal Or Western Union In advance
Trade Assurance
Payment Protection
Timely Delivery Guaranteed
Product Qualtity Protection



VLU200944 Robot Slewing Ring Bearing 834*1048*56mm For Cross Roller And Rotary Table  , Get Cheap Price from China Bearing Factory Now !


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Standard or Nonstandard: Standard
Feature: High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Non-Seal
US$ 0.5/Piece
1 Piece(Min.Order)


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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

cross roller bearing

How do cross roller bearings contribute to the efficient operation of robotics and automation systems?

Cross roller bearings play a vital role in enhancing the efficiency of robotics and automation systems. These bearings offer several benefits that contribute to the overall performance and reliability of such systems. Here are the ways in which cross roller bearings contribute to the efficient operation of robotics and automation systems:

  • Precision Motion Control:
  • Cross roller bearings provide precise and smooth motion control, which is essential for the accurate positioning and movement of robotic arms, joints, and other automated components. The low friction and high stiffness of these bearings enable precise control of motion, ensuring accurate and repeatable operations in robotics and automation systems.

  • High Rigidity:
  • Rigidity is crucial in robotics and automation systems to maintain stability and eliminate undesired vibrations or deflections. Cross roller bearings are designed to have high rigidity, allowing them to withstand external forces and loads without significant deformation. This rigidity improves the overall system performance, enabling precise and reliable operation even in demanding applications.

  • Compact Design:
  • Space optimization is often a critical factor in robotics and automation systems, where components need to be compactly arranged. Cross roller bearings have a compact design that minimizes the required installation space. Their thin and lightweight construction allows for efficient integration into robotic arms, joints, and other automated mechanisms without compromising performance.

  • Load Capacity:
  • Robotics and automation systems often need to handle various loads, including radial, axial, and moment loads. Cross roller bearings are specifically designed to provide high load capacity in all directions. They can support significant loads while maintaining their structural integrity, ensuring the efficient operation of the system even under demanding load conditions.

  • Reduced Friction and Energy Consumption:
  • Cross roller bearings exhibit low friction characteristics, resulting in reduced energy consumption in robotics and automation systems. The reduced friction minimizes power losses and heat generation, allowing the system to operate more efficiently. This energy efficiency is particularly important in applications where power consumption needs to be optimized for extended operation or to meet specific energy requirements.

  • Durability and Longevity:
  • The durability and longevity of cross roller bearings contribute to the efficiency of robotics and automation systems by reducing downtime and maintenance requirements. These bearings are designed to withstand repeated use, high-speed operations, and harsh operating conditions. Their robust construction and high-quality materials ensure reliable performance and extended service life, enhancing the overall efficiency and productivity of the system.

In summary, cross roller bearings contribute to the efficient operation of robotics and automation systems through precision motion control, high rigidity, compact design, high load capacity, reduced friction and energy consumption, as well as durability and longevity. By incorporating cross roller bearings into their designs, robotics and automation systems can achieve optimal performance, accuracy, and reliability, leading to increased productivity, improved efficiency, and reduced maintenance requirements.

cross roller bearing

What role do seals and shields play in protecting cross roller bearings from contaminants?

Seals and shields play a crucial role in protecting cross roller bearings from contaminants. These protective devices are designed to prevent the entry of foreign particles, such as dust, dirt, moisture, and other contaminants, into the bearing system. They offer several functions that contribute to the overall protection and longevity of cross roller bearings:

  • Contamination Prevention:
  • The primary role of seals and shields is to prevent contaminants from entering the bearing. They create a physical barrier that blocks the passage of particles into the internal components of the bearing. This is particularly important in industrial environments where cross roller bearings are exposed to various contaminants that can cause damage and premature wear. By effectively sealing the bearing, seals and shields help maintain a clean and controlled operating environment, ensuring the reliable and optimal performance of the bearing.

  • Retention of Lubrication:
  • Seals and shields help retain the lubricant within the bearing, preventing its leakage and ensuring proper lubrication of the internal components. Lubrication is essential for reducing friction, minimizing wear, and dissipating heat within the bearing. The presence of seals or shields helps to retain the lubricating grease or oil, preventing its loss due to evaporation or contamination. This ensures that the cross roller bearing remains properly lubricated, promoting smooth operation and extending the service life of the bearing.

  • Protection against Moisture:
  • Moisture can be a significant source of contamination and can lead to corrosion and damage to the bearing components. Seals and shields act as a barrier against moisture ingress, preventing water or other liquids from reaching the internal parts of the bearing. By protecting against moisture, seals and shields help maintain the integrity of the bearing, reducing the risk of corrosion and preserving its performance and longevity.

  • Reduction of Friction and Wear:
  • Seals and shields also contribute to reducing friction and wear within the cross roller bearing. They provide an additional layer of protection and help minimize the contact between the rolling elements and the raceways. This reduces the frictional forces and wear on the bearing components, increasing their lifespan and improving overall efficiency. By reducing friction and wear, seals and shields help maintain the precision and performance of the cross roller bearing, ensuring smooth operation and minimizing energy losses.

  • Prevention of Lubricant Contamination:
  • Seals and shields play a vital role in preventing the contamination of the lubricant itself. They act as a barrier against external contaminants, such as dust and dirt, which can mix with the lubricant and degrade its quality. Contaminated lubricant can lead to increased friction, accelerated wear, and decreased performance of the cross roller bearing. The presence of seals and shields helps to maintain the cleanliness and integrity of the lubricant, ensuring its effectiveness in reducing friction and providing proper lubrication to the bearing components.

In summary, seals and shields play a critical role in protecting cross roller bearings from contaminants. They prevent the entry of foreign particles, retain lubrication, protect against moisture, reduce friction and wear, and prevent lubricant contamination. By effectively sealing the bearing and creating a controlled operating environment, seals and shields contribute to the longevity, reliability, and optimal performance of cross roller bearings in various applications and environments.

cross roller bearing

What factors should be considered when selecting a cross roller bearing for a specific application?

When selecting a cross roller bearing for a specific application, several factors need to be carefully considered. These factors ensure that the chosen bearing meets the requirements of the application in terms of performance, reliability, and longevity. Here are the key factors to consider when selecting a cross roller bearing:

  • Load Requirements:
  • First and foremost, the load requirements of the application must be assessed. Consider the magnitude and direction of the loads, including radial, axial, and moment loads. Determine the maximum load capacity needed and ensure that the selected cross roller bearing can handle the anticipated loads without excessive deflection or premature failure.

  • Precision and Accuracy:
  • If the application requires precise positioning or motion control, the level of required precision and accuracy should be evaluated. Cross roller bearings are known for their excellent rotational accuracy, but the specific requirements of the application should be matched with the bearing’s precision level. Consider factors such as the permissible deviation, repeatability, and smoothness of operation.

  • Space Limitations:
  • Assess the available installation space in the application. Cross roller bearings are compact and space-saving, making them suitable for applications with limited space. Measure the dimensions and ensure that the selected bearing can be accommodated without interference or compromising other components.

  • Environmental Conditions:
  • Consider the environmental conditions in which the cross roller bearing will operate. Evaluate factors such as temperature, humidity, dust, chemicals, and potential exposure to contaminants. Choose a bearing that is designed to withstand the specific environmental conditions to ensure optimal performance and longevity.

  • Speed and Acceleration:
  • Assess the required speed and acceleration parameters of the application. Cross roller bearings have speed limitations, and exceeding these limits can lead to increased friction, heat generation, and premature wear. Consider the rotational speed and acceleration requirements and select a bearing that can operate within the desired speed range without compromising performance or reliability.

  • Mounting and Integration:
  • Consider the mounting and integration aspects of the cross roller bearing. Evaluate the mounting method, available space for mounting components, and the overall system design. Ensure that the selected bearing can be easily integrated into the application with appropriate mounting options and compatibility with other system components.

  • Maintenance and Service Life:
  • Assess the maintenance requirements and expected service life of the cross roller bearing. Consider factors such as lubrication needs, accessibility for maintenance, and the desired operating lifespan. Choose a bearing that aligns with the maintenance capabilities and longevity expectations of the application.

  • Cost and Availability:
  • Evaluate the cost-effectiveness and availability of the cross roller bearing. Consider the budget constraints of the application and compare the pricing of different bearing options. Additionally, ensure that the selected bearing is readily available from reliable suppliers to avoid delays or difficulties in sourcing replacements or spare parts.

By carefully considering these factors, it is possible to select the most suitable cross roller bearing for a specific application. Taking into account the load requirements, precision needs, space limitations, environmental conditions, speed and acceleration parameters, mounting considerations, maintenance requirements, and cost-effectiveness ensures that the chosen bearing will deliver optimal performance, reliability, and longevity in the intended application.

China Best Sales VLU200944 Robot Slewing Ring Bearing 834*1048*56mm for Cross Roller and Rotary Table   bearing assemblyChina Best Sales VLU200944 Robot Slewing Ring Bearing 834*1048*56mm for Cross Roller and Rotary Table   bearing assembly
editor by CX 2024-05-09