Linear Motion Bearing LM10UU (10mm Dia)

Overview

Upgrade your motion system with the LM10UU linear motion bearing, a precision component engineered for smooth, low-friction linear movement along 10mm shafts. Whether you're building a 3D printer, CNC router, or custom automation rig, these bearings deliver reliable performance and accuracy. The LM10UU is a standard open-type bearing that slides effortlessly, making it a staple in the maker community and industrial applications alike.

Key Features

• Precision Engineering: Manufactured to tight tolerances for consistent, accurate linear motion.
• Smooth Operation: Ball retainer design minimizes friction and ensures quiet, fluid movement.
• Compact & Lightweight: Slim profile fits into tight spaces without adding unnecessary bulk.
• Durable Construction: Hardened steel raceways and balls provide long-lasting performance.
• Standard Size: Compatible with 10mm linear shafts and standard LM10UU mounts.

Technical Specifications

• Inner Diameter (Shaft Diameter): 10 mm
• Outer Diameter: 19 mm
• Length: 29 mm
• Dynamic Load Rating (C): 372 N
• Static Load Rating (Co): 550 N

Applications & Use Cases

• 3D Printers: Perfect for Z-axis and X/Y-axis linear motion systems.
• CNC Machines: Ideal for router spindles, laser cutters, and engraving tables.
• Robotics: Enables precise linear actuation for robotic arms and gantries.
• Automation Equipment: Suitable for pick-and-place machines, conveyor guides, and more.
• DIY Projects: Great for any project requiring smooth linear movement.

What's Included

• 1x LM10UU Linear Motion Bearing (10mm)

Compatibility

• Works with 10mm linear shafts (hardened steel recommended for best performance).
• Compatible with standard LM10UU bearing mounts, brackets, and carriages.
• Commonly used in Prusa i3 and similar 3D printer designs.

MOKWN Recommendation

For optimal performance, pair the LM10UU with a hardened and ground 10mm linear shaft. If your application involves high speeds or heavy loads, consider upgrading to a sealed variant (LM10UU) for added protection. For most hobbyist and professional projects, this bearing offers the perfect balance of cost, reliability, and smoothness.