Oukai Bearing - Deep Groove Ball Bearing Manufacturer
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T: +86-150-9506-6919
E: okbearingok@163.com
Building 5, Zhizao Xiaozhen Bearing Industrial Park, Yandian Town, Linqing City, Liaocheng City, Shandong Province, China.
Full Range of Deep Groove Ball Bearings by Oukai Bearing
Limitless Customization
Complete range of deep groove ball bearings & custom-engineered solutions
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Oukai Bearing Manufacturer with 20 Years of Bearing Production Experience
20 YEARS  OF BEARING  EXCELLENCE
Oukai One-Stop Industrial Bearing Supply and Custom Bearing Solutions
Long-Lasting Peace Of Mind
Integrated Supply Chain - Faster Turnaround, Extended Lifespan, One Reliable Partner
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First-class quality
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Industrial Bearing Manufacturer for Deep Groove, Roller and Custom Bearings

Company is mainly engaged in research and development of deep groove ball bearing and provide industry application solutions. The main products are 6000 series, 6200 series, 6300 series,6400 series and customized non-standard bearing.
16008-Deep Groove Ball Bearing
16008-Deep Groove Ball Bearing
 
16008 deep groove ball bearing can be used in gearboxes, instruments and meters, motors,household appliances, internal combustion engines, traffic vehicles, agricultural machinery, construction machinery, engineering machinery, roller skates, yo yo, etc.
 
21308 CCW33-Spherical Roller Bearing
21308 CCW33-Spherical Roller Bearing
 
21308 CCW33 bearing is mainly used for paper machinery, reducer, railway vehicle axle, rolling mill gearbox bearing seat, rolling mill roller, crusher, vibrating screen, printing machinery, woodworking machinery, reducer for various industries, and vertical self-aligning bearing with seat.
 
21306 CCK-Spherical Roller Bearing
21306 CCK-Spherical Roller Bearing
 
21306 CCK bearing is mainly used for paper machinery, reducer, railway vehicle axle, rolling mill gearbox bearing seat, rolling mill roller, crusher, vibrating screen, printing machinery, woodworking machinery, reducer for various industries, and vertical self-aligning bearing with seat.
 
6024-Deep Groove Ball Bearing
6024-Deep Groove Ball Bearing
 
6024 deep groove ball bearing can be used in gearboxes, instruments and meters, motors, household appliances, internal combustion engines, traffic vehicles, agricultural machinery, construction machinery, engineering machinery, roller skates,yo yo, etc.
 

About Shandong Oukai Bearing

Shandong Oukai Bearing Co., Ltd. is a new rapidly growing bearing manufacturing enterprise. Company is mainly engaged in research and development of deep groove ball bearing and provide industry application solutions. The main products are 6000 series, 6200 series, 6300 series,6400 series and customized non-standard bearing.

Why Choose Shandong Oukai Bearing?

  • Reliable Quality

    ISO-compliant quality systems ensure stable, repeatable product performance.

  • Full-Chain Control

    Integrated operations spanning forging and machining to grinding and assembly.

  • Ample Capacity

    Robust production capabilities with an annual output in the millions.

  • Solid R&D

    Comprehensive R&D capabilities covering every critical stage of the bearing lifecycle.

  • Flexible Solutions

    Standard, non-standard, and custom-engineered solutions for diverse applications.

  • Global Perspective

    Trusted by clients across Europe, the Americas, the Middle East, and Southeast Asia.
Oukai Custom Bearing Services and Engineering Support

Bearing Services Tailored To You

Custom-engineered bearings designed to match your specific application requirements.
Integrated one-stop manufacturing and logistics for streamlined global procurement.
Responsive technical support and after-sales care throughout the product lifecycle.

Customized R&D

Non-standard bearing development from concept to validated sample.

Technology Support

Application engineering support for optimal bearing selection and performance.

Mass Production

Stable volume production with consistent quality and on-time delivery.

After-Sales Support

24/7 responsive service and continuous improvement support.

Our Solutions

The products are widely used in motor, electric forklifts, electric machinery ,water pumps, generators, motorcycle, automobile,
agricultural machinery and so on various area of bearings.

Customized Cases

  • Automotive Manufacturing
  • Agricultural Machinery
  • Logistics Equipment
  • Automotive Manufacturing
  • Agricultural Machinery
  • Logistics Equipment

Our Team

Our engineering and production teams bring together deep expertise in bearing metallurgy, precision machining, and quality assurance - ensuring every bearing that leaves our factory meets the exacting standards of our global customers.

What Our Customer Says


  • - Thomas Müller, Procurement Manager, Müller Industrietechnik GmbH (Germany)
  • - Sarah Chen, Supply Chain Director, ProMach Asia (Singapore)
  • - Ahmed Al-Fahd, Operations Manager, Gulf Industrial Supplies (UAE)

DIGITAL SHOWROOM

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation.
 
 

Blogs

A Guide to Emergency Measures to Handle Overheating Bearings

A Guide to Emergency Measures to Handle Overheating Bearings

Overheating and the resulting damage are the most common issues during the daily operation of the equipment. When bearing is found to be overheating, many people’s first is to pour the water or blast it with cold air. This often cause a "crack" sound—this is the bearing steel fractures due to therma

Selection and Assessment of Vibration Grades (Z1/Z2/Z3) for Deep Groove Ball Bearings

Selection and Assessment of Vibration Grades (Z1/Z2/Z3) for Deep Groove Ball Bearings

When purchasing and inspecting bearings, many people focus on dimensional tolerances and load ratings ，but overlook one thing which will  directly affects equipment performance: the vibration grade. In fact, the vibration grade not only determines the noise level during operation but also reflects t

Oukai Bearing Expands Deep Groove Ball Bearing Capacity To Meet Growing Global Demand

Oukai Bearing Expands Deep Groove Ball Bearing Capacity To Meet Growing Global Demand

LINQING, China - July 2026 - Shandong Oukai Bearing Manufacturing Co., Ltd. has announced the expansion of its deep groove ball bearing production lines, increasing annual capacity to over two million units. The move comes in response to rising demand from the electric motor, automotive,

Frequently Asked Questions

  • Q What is the standard lead time for bulk orders of standard series bearings?

    A
    Standard series orders typically ship within 30–45 days after order confirmation, depending on quantity and specifications.

  • Q Can Oukai produce bearings with custom dimensions not listed in the standard catalog?

    A
    Yes. We specialize in non-standard bearing development - from custom drawings and material selection to prototype validation and mass production.

  • Q What quality documentation is provided with each shipment?

    A
    Each shipment includes inspection reports, dimensional certificates, and material test records. Additional third-party inspection can be arranged upon request.

  • Q How are bearings packaged for international shipping to prevent damage?

    A
    Bearings are packed with anti-rust treatment, individual wrapping, and sturdy export cartons or wooden crates, complying with international shipping standards.

  • Q What is the warranty policy for Oukai bearings?

    A
    We stand behind our products with a quality warranty covering manufacturing defects. Our after-sales team provides prompt investigation and resolution for any quality-related issues.
If You Are Interested In Our Products, Please Consult Us
  +86-150-9506-6919

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