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Precision Linear Motion Solutions

ZNZ Bearing Co., Ltd is a leading manufacturer of high-performance linear bearings, shafts, ball screws, guide rails, and linear stages since 2006. Engineered for precision, durability, and smooth operation.

ZNZ Bearing Product Showcase

About ZNZ Bearing

A trusted name in linear motion technology with over 15 years of engineering excellence.

ZNZ Bearing Manufacturing Facility

Precision Manufacturing Since 2006

ZNZ Bearing Co., Ltd was founded in 2006 as a professional manufacturer of linear systems and bearings. Based in Ningbo, China, we are committed to delivering high-performance linear motion components used in automation, CNC machinery, robotics, and industrial equipment.

Every stage of production — from turning and grinding to retainer fabrication — is performed in-house. This vertical integration ensures strict quality control, resulting in products with long service life, minimal friction, and ultra-smooth linear movement.

Our mission is to be a major manufacturer of linear ball bearings in China and a trusted global supplier of precision motion solutions.

Our Product Range

High-precision linear motion components engineered for performance and reliability.

Linear Bearing

Linear Bearing

  • • Various structural designs
  • • Precision grades: g6, h6
  • • Fast delivery available
  • • Smooth, low-friction movement
Linear Slide Unit

Linear Slide Units

  • • High accuracy and repeatability
  • • Long service life
  • • High corrosion resistance
  • • Ideal for automation systems
Linear Shaft

Linear Shaft

  • • Solid and hollow shaft options
  • • Inch and metric sizes
  • • Diameter range: 3mm to 80mm
  • • Precision ground for smooth motion
TBR/SBR Rail Support Unit

TBR/SBR Rail Support Unit

  • • Easy assembly and replacement
  • • Available in sizes 10–50mm
  • • Durable housing with sealing
  • • Compatible with standard rails
Linear Guide

Linear Guide

  • • High rigidity and load capacity
  • • Smooth, low-noise operation
  • • High accuracy with easy setup
  • • Precision-machined raceways
Ball Screws (Lead Screws)

Ball Screws (Lead Screws)

  • • Rolled and ground types available
  • • Machined lead screws for custom needs
  • • Precision grades: C3 to C7
  • • High efficiency and positioning accuracy
Shaft Support

Shaft Support

  • • Supports rotating shafts
  • • Reduces vibration and deflection
  • • Durable housing with bearing insert
  • • Easy mounting and alignment
Linear Stage

Linear Stage

  • • Precision positioning platform
  • • Integrated guide and drive system
  • • High repeatability and accuracy
  • • Used in inspection and automation
Flange Linear Bearing

Flange Linear Bearing

  • • Compact flanged design
  • • Easy mounting with bolt holes
  • • High load capacity
  • • Ideal for limited-space applications

Why Choose ZNZ Bearing?

Engineered for performance, durability, and precision.

In-House Manufacturing

Full control from raw material to finished product ensures consistent quality and performance.

High Precision

Tight tolerances and advanced grinding ensure smooth, accurate linear motion.

Long Service Life

Durable materials and optimized design reduce wear and extend operational life.

Fast Delivery

Efficient production and logistics ensure quick turnaround for global customers.

2006
Founded
15+
Years Experience
50+
Countries Served
10M+
Units Produced

Frequently Asked Questions

Find answers to common questions about our products and services.

What types of linear bearings do you manufacture?

We produce a wide range of linear bearings including standard linear bearings, flange-type bearings, linear slide units, and specialized bearings for automation and industrial applications.

What is the precision grade of your linear shafts?

Our linear shafts are available in precision grades g6 and h6, ensuring tight tolerances and smooth operation in high-accuracy applications.

Do you offer custom sizes or OEM services?

Yes, we provide OEM and ODM services. Custom sizes, materials, and configurations are available upon request.

What is the lead time for orders?

Standard products are typically shipped within 7–15 days. Custom orders may vary depending on complexity and quantity.

Are your ball screws ground or rolled?

We offer both rolled and precision-ground ball screws with accuracy grades from C3 to C7 to meet various application requirements.

Contact ZNZ Bearing

Get in touch with our team for inquiries, quotes, or technical support.

For direct communication, please visit the official ZNZ Bearing website to access the most accurate and up-to-date contact information.

Visit Official Website to Contact

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