LM 30UU Linear Ball Bearing

Allow​ your machines to operate flawlessly thanks to the linear ball bearing LM 30UU. This highly efficient motion system is designed to allow smooth, almost frictionless, linear movement on one axis, and it can be used in various kinds of machinery. 
This type of linear bearing is essentially a hardened outer casing holding steel balls in a metal keeper, a component combination that results in smooth and trouble-free rotation of the device. A key feature of this bearing is its double-sealed (UU) design that makes the product more resistant to the entry of contaminants like dust, dirty particles, and moisture into the internal working space. By keeping the internal parts clean and dry, the LM 30UU bearing not only works efficiently but also lasts for a longer time, especially in a polluted or harsh environment. The result of this is less downtime, fewer repairs, and overall increased productivity for one's business.

The LM 30UU linear ball bearing is primarily a cost-effective part. Thanks to its standard size, it can fit perfectly with 30mm linear shafts, meaning it is easy to add to or incorporate into the design of the machine, whether new or old. As it is produced from strong and durable raw materials, the ball bearing guarantees that, with its long life and reliability, it can withstand even heavy loads and keep on offering accurate movement. This ball bearing is definitely the best investment for a linear ball bearing system where you not only look for performance and quality but also for cost-effectiveness. The LM 30UU linear ball bearing is an embodiment of quality and ​reliability.

Technical Specifications

• Product Name: Linear Ball Bearing LM 30UU
• Brand: XYZ Precision Components (Generic/Standard high-quality)
• Model Number: LM 30UU
• Material: High Carbon Chrome Bearing Steel (Outer Casing), Steel (Balls, Retainer)
• Dimensions:
  • Inner Diameter (d): 30 mm
  • Outer Diameter (D): 45 mm
  • Length (L): 64 mm
• Weight: Approximately 0.25 kg (Varies slightly by manufacturer)
• Color Options: Standard Metallic Silver
• Power / Capacity:
  • Dynamic Load Rating (C): ~1200 N (Typical)
  • Static Load Rating (Co): ~1800 N (Typical)
• Compatibility: Designed for use with 30mm diameter linear motion shafts.
• Warranty: 1-Year Manufacturer's Warranty (Standard)
• Country of Origin: Varies by manufacturer (e.g., Japan, China, Germany)
• Additional Features: Double rubber seals (UU) for dust and moisture protection, self-aligning capability, high precision ground races.

Applications / Uses

The​ LM 30UU Linear Ball Bearing is one of those bearings that can be used very flexibly and is really important for achieving smooth, precise linear motion.

• CNC Routers and Mills: Perfect for moving machine tool heads and workpiece materials in a controlled and accurate way.
• 3D Printers: This part will make sure that the printing head (X, Y, Z positions) moves in a stable and precise manner so that the prints are of high quality.
• Automated Machinery: These bearings play a fundamental role in the movement of pick-and-place robots, conveyor belts of assembly lines, industrial automation devices, etc.
• Packaging Equipment: It gives conveyors, sorting machines, and sealing devices stable and dependable movement.
• Medical Devices: This type of bearing is also used in the design of analytical lab equipment, diagnostic machines, and equipment for patient positioning systems where precision is a key factor.
• Robotics: Robotic arm joints are an area where this bearing can help in a big way since the bearing allows the joints to have a large range of motion.
• Woodworking Machinery: It helps in making the sliding tables and cutting guides more accurate and smooth.
• Test and Measurement Equipment: It helps to ensure that all measurement devices will get accurate movement for accurate readings and repeatable ​experiments.

Product Comparison

Why choose the LM 30UU?

LM​ 30UU strikes a perfect equilibrium between cost and performance. Even though ordinary linear bushings cost less, they are not sealed and lack the precision consistency of the LM 30UU, which results in early failure. Conversely, although profiled rail guides deliver an amazing combination of precision and load capacity, their price is very far beyond that of other products, and they are frequently associated with complex mounting procedures. LM 30UU linear bearing is an excellent combination of reliable, sealed, and precise linear motion at a low price, and for this reason is a smart solution for most mid-range to demanding ​applications.