Saifan Bearing
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion
In Stock · Ready to Ship

Linear Bearings LM20UU LM25UU LM30UU LM35UU LM40UU for Precision Linear Motion

SKU: 10af3945dbbd

Ensure smooth, precise linear motion in your machinery with our Linear Bearings LM20UU-LM40UU series, engineered to eliminate friction-related wear and boost operational efficiency. Crafted from high-grade alloy, these precision linear motion bearings deliver consistent performance across industrial equipment, from CNC machines to automated assembly lines—perfect for reducing maintenance downtime and extending your system’s service life.

  • LM series compatibility ensures seamless integration with standard linear shafts, supporting quick replacement and minimal setup time
  • OEM/ODM services available to tailor dimensions or housing designs to your exact specifications, backed by our ISO 9001-certified manufacturing process
  • Stable, low-noise operation meets Z2-Z4 noise grade standards, ideal for precision-critical applications like 3D printers or robotic arms
Factory Price
¥0.50
MOQ: 1pc · Bulk discount available
ISO 9001
Certified
12-Month
Warranty
3-5 Days
Sample Delivery
Technical Documentation

Product Details

Product Specifications

Parameter Details
Series LM
Material Alloy
Service OEM, ODM
Transport Package Carton, Pallet
Origin China
HS Code 8482102000
Production Capacity 10000 units

Application Industries

Industry Typical Equipment
Industrial Machinery CNC Machine Tools, Linear Guides, Robotic Arms
Manufacturing Packaging Machinery, Textile Equipment, Printing Presses
Automotive Assembly Lines, Automated Guiding Systems
New Energy Solar Panel Tracking Systems, Wind Turbine Components
Agricultural Machinery Precision Planters, Harvester Adjustment Mechanisms

Eliminate Downtime with Precision Linear Bearings LM20UU-LM40UU

Machine operators know the frustration of unexpected downtime caused by linear bearing failure—missed deadlines, increased maintenance costs, and production bottlenecks. Many struggle with generic bearings that fail prematurely under continuous motion, while others face challenges sourcing specific sizes like LM20UU or LM40UU with reliable lead times. When precision matters, settling for subpar components isn’t an option.

Engineered for Reliable Linear Motion

Our Linear Bearings LM20UU, LM25UU, LM30UU, LM35UU, and LM40UU are designed to solve these pain points. As a professional bearing manufacturer with over 18 years of experience, we produce linear bearings that deliver consistent performance in precision linear motion applications. With ISO 9001:2015 certified production processes and strict quality control, these bearings ensure smooth operation, reduced friction, and extended service life—critical for keeping your machinery running efficiently.

Optimal Performance Across Diverse Applications

Linear Bearings are essential components in equipment requiring accurate linear movement, from CNC machine tool slides to robotic arm actuators. Our LM series bearings excel in moderate load environments with speeds up to 1500 mm/s, making them ideal for manufacturing lines, automated systems, and precision instruments. The alloy construction provides a balance of strength and durability, while the integrated design minimizes installation complexity—key for reducing setup time and improving operational efficiency.

Key Features That Drive Performance

Every aspect of our linear bearings is engineered for reliability. The alloy material ensures high rigidity and resistance to wear, critical for maintaining precision in repetitive motion applications. OEM and ODM capabilities allow customization of housing, size, and structure to match specific equipment requirements, ensuring perfect compatibility with your machinery. Our production capacity of 10,000 units monthly guarantees stable supply, even for bulk orders, while strict incoming material inspections and full-process supervision eliminate quality inconsistencies.

Why Genuine Linear Bearings Matter for Your Bottom Line

Choosing uncertified linear bearings may seem cost-effective initially, but the hidden costs add up. Premature failure leads to unplanned downtime—costing an average of $500-$2000 per hour in manufacturing settings—along with replacement parts and labor expenses. Our bearings, compliant with ISO industrial standards, reduce these risks by delivering consistent performance and a 12-month warranty. The investment in genuine precision linear bearings lowers total cost of ownership by minimizing maintenance and maximizing equipment uptime.

Your Trusted Partner for Linear Motion Solutions

With operations since 2005, we’ve served over 50 countries across Europe, North America, and Southeast Asia, building a reputation for reliability. Our technical R&D team provides free guidance on bearing selection and installation, ensuring you get the right component for your application. We offer flexible order policies, including 1 piece MOQ for standard bearings and sample orders with 3-5 working day delivery, supporting both emergency repairs and long-term production needs. All products come with full traceability and after-sales support, including free replacement for qualified defective items.

Packaging & Shipping

  • Secure carton packaging with pallet reinforcement for bulk orders, ensuring damage-free transit
  • Sample orders shipped within 3-5 working days; bulk orders delivered in 5-15 working days
  • Global logistics options including DHL, FedEx, UPS, air freight, and sea freight
  • Real-time tracking provided for all shipments
  • 1 piece MOQ available for standard bearings, ideal for emergency replacements

Get Your Linear Bearings Today

Don’t let bearing issues slow down your production. Whether you need LM20UU for a CNC machine or LM40UU for an automated system, we have the precision linear bearings you need in stock and ready to ship. Submit your inquiry with the bearing型号, application details, and quantity, and our team will respond within 24 hours to help you get back to smooth, reliable operation.

Frequently Asked Questions

Q: Are these linear bearings genuine and traceable?

A: Yes, all our bearings are produced in our ISO 9001:2015 certified factory with full traceability from raw materials to finished products. We provide batch test reports upon request.

Q: How do I confirm the right LM series bearing for my equipment?

A: Our technical team can help verify compatibility. Please provide your equipment model, load requirements, and operating speed, and we’ll recommend the appropriate bearing型号.

Q: What is your warranty policy for linear bearings?

A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects. Qualified defective products can be replaced free of charge or refunded.

Q: What is the minimum order quantity for LM series bearings?

A: Standard bearings have a 1 piece MOQ, making them suitable for emergency repairs. Customized orders have negotiable quantities based on specifications.

Q: How long does shipping take for international orders?

A: Sample orders ship in 3-5 working days, with delivery via express carriers (DHL/FedEx/UPS) taking 3-7 days. Bulk orders take 5-15 working days for production, plus transit time.

Q: Can you customize linear bearings to match specific drawings?

A: Yes, we support ODM/OEM customization, including adjustments to structure, size, housing, and packaging based on customer drawings and requirements.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.

Quality Assurance
100% Inspection

High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.

Delivery
3-15 Days

Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).

Customization
Full OEM/ODM

P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.

After-Sales
12-Month Warranty

Professional technical guidance and failure solutions from our R&D team.

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Need a Custom Solution?

Our R&D team supports full OEM/ODM customization with technical drawings. Contact us for stable factory pricing and reliable supply.

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