High Precision Cylindrical Roller Bearing Nn3064K Nn3068K Nn3072K

Product Specifications

Application Suitability

Need Reliable LM Series Linear Bearings? Here’s What Solves Your Selection Challenges

Searching for the right linear bearings can feel like navigating a maze of incompatible sizes and questionable quality. Many buyers face delays when suppliers can’t match their exact model requirements, or end up with bearings that wear prematurely due to substandard materials. When your equipment relies on precise linear motion, these issues translate to costly downtime and maintenance headaches.

Built for Consistent Performance in Demanding Applications

Our LM series linear bearings—including popular models like LM6UU, LM8UU, LM10UU, and LM12UU—are engineered to address these common pain points. As a supplier with extensive experience across bearing types, we maintain ISO 9001 certified production processes and a broad inventory that covers both our BDL brand and interchangeable dimensions with major international standards. This means you can source reliable, open-type linear bearings with circular flanges for applications like automation guide rails or hydraulic actuators without the hassle of multiple vendor comparisons.

Optimized for Open Linear Motion Systems

Designed specifically for open linear motion applications, these alloy bearings excel in scenarios where low friction and precise shaft guidance are critical. The open shape allows for easy integration into existing systems, while the circular flange design provides stable mounting in confined spaces. Whether operating in standard industrial environments or moderate temperature conditions, the robust alloy construction ensures consistent performance under radial loads, making them a dependable choice for material handling equipment and conveyor systems.

Key Engineering Features for Long-Term Reliability

The LM series linear bearings incorporate several critical design elements that directly impact their operational lifespan. The alloy material composition delivers a balance of hardness and ductility, reducing wear rates when paired with properly lubricated shafts. The open configuration allows for straightforward maintenance access, while the precision-machined inner raceway ensures minimal clearance between bearing and shaft—critical for maintaining positional accuracy in automation equipment. Each bearing undergoes dimensional inspection to meet industry standards, ensuring interchangeability with existing LM series components and reducing the risk of installation errors.

Why Choosing the Right Linear Bearing Lowers Total Costs

Selecting a quality linear bearing directly affects your equipment’s total cost of ownership. Inferior bearings with inconsistent dimensions can cause shaft scoring or binding, leading to premature motor failure or costly system repairs. In contrast, our LM series bearings’ alloy construction and precision manufacturing minimize these risks, extending maintenance intervals and reducing unplanned downtime. By choosing a supplier that offers both standard models and custom OEM/ODM solutions, you avoid the hidden costs of sourcing from multiple vendors—simplifying procurement while ensuring component compatibility across your machinery.

Quality You Can Verify Through Process and Policy

Packaging & Shipping

• Standard packaging includes carton boxes with palletized options for bulk orders
• Stock items available for immediate dispatch
• Multiple shipping methods including express courier, air freight, and sea transport
• Low minimum order quantities supported, ideal for prototyping and small-scale production

Get a Quote for Your LM Series Bearing Requirements

Whether you need LM6UU, LM8UU, LM10UU, LM12UU, or other linear bearing models, we can provide competitive pricing and availability. Simply share your required model numbers, quantities, and delivery location, and our team will respond promptly with a detailed quote. We also offer technical support to help confirm bearing compatibility with your application, ensuring you get the right component the first time.

Frequently Asked Questions