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One Way Bearing & Backstop Clutch Manufacturer in China
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Leading Manufacturer

Precision Bearing Manufacturing & Engineering Expertise

 
 
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Self-Owned Factory

 
Our one way clutch bearing options are developed in our modern plant which helps us reduce cost and ensure consistent product quality and reliable delivery .
 
 
 
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Quality Management

 
We at SUMA are manufacturing professionals, which is why we have a department specializing in quality control to guarantee the quality of the products.
 
 
 
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One Stop Solution

 
Improving today’s solutions and anticipating future applications. Our employees are not only experts—they are also qualified in many other specific areas.
Leading Manufacturer

Integrated R&D, Engineering & Precision Manufacturing

Leading Manufacturer

One Way Bearings, Backstop Clutches & Precision Bearing Products

Need Help Finding the Right Bearing?

Not sure which bearing model fits your application? Share your specifications, operating conditions, or technical drawings with SUMA. Our team can help you identify a suitable solution.

About SUMA

One Way Bearing & Backstop Clutch Manufacturer in China

SUMA is a professional manufacturer of precision bearings and mechanical transmission components. Changzhou Suma Precision Machinery Co., ltd Integrates research and development, product design, manufacturing, and sales. the main products are one way clutch bearing, backstop clutch, overrunning clutch, needle roller bearings and spherical plain bearings.

It has 6 major categories, over 100 different patterns and thousands of sizes available.
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Was Established In 2005
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Different Patterns
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Over 13 Years Experience
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Global Customer Coverage

Inside SUMA's Bearing Manufacturing Facility

Explore our manufacturing facility, production equipment, and quality inspection processes to see how SUMA produces precision bearings and one way clutch solutions for industrial applications.
Leading Manufacturer

Why 800+ Global Customers Trust SUMA?

15+-year’s-experience

  

15+ Year’s Experience

 

Exquisite bearing production technology , Professional and Skilled staff ensure product finished of top quality and delivery on time .

  

 
 

OEM-ODM-service

  

OEM/ODM Service

 

Our engineers provide professional product selection support. and technical guidance, Drawing will be provided for confirmation when it comes to Customized orders .

  

 
 

customized-solitions

  

One-stop Service

 

Suma is committed to providing one-stop services such as Model Selection, Technical Guidance, Production, Transportation, and After-sales to make customers a worry-free purchase.

 
 

excellent-research

  

Excellent Research

 

The R&D department focuses on improving product designs and improve product performance, high precision and long life is our goal .

  

 
 

full-set-of-certification

  

Full Set Of Certification

 

ERP Quality Management System and advanced equipment largely enhance the production efficiency and strictly quality control.

  

 
 

large-scale-facility

  

High Warehousing Capacity

 

Rich Inventory guarantee quick shipment and Wide range of options for customers.

  

 

  

 
 

What Our Customers Say About SUMA

Discover how industrial equipment manufacturers, distributors, and global buyers evaluate SUMA's bearing quality, technical support, and manufacturing services.

Sophia

 

 

This company makes me feel they are very professional. They can provide me with useful suggestions. I am very happy to cooperate with them.

  

 

Recent News

August 18, 2026

FXM 170-63 MX Backstop for Inclined Conveyor GearboxesAn inclined conveyor cannot simply be treated as a standard conveyor drive.When the motor stops, the weight of the conveyed material can create a reverse torque on the conveyor belt and drive shaft. If reverse rotation is not properly controlled,

SUMA was a professional and one-stop manufacturer for mechanical parts.

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Contact Us

     ellen@chinasuma.com
     86-519-85858018
    86-18068536660
     Liudao Industrial Park, YaoguanTown, Wujin District , Changzhou City , Jiangsu Province, China
COPYRIGHT © 2023 CHANGZHOU SUMA PRECISION MACHINERY CO., LTD  ALL RIGHTS RESERVED.