LMK12LUU Linear Bearing Square Flange Bushing Double Side Rubber Sealed for 12mm Shaft CNC & 3D Printer

LMK12LUU Linear Bearing Square Flange Bushing Double Side Rubber Sealed for 12mm Shaft CNC & 3D Printer

The LMK12LUU Linear Bearing 12mm Square Flange Bushing is a cost-effective and durable linear motion system designed for precision applications. Equipped with a cylindrical shaft, this flange linear bearing provides smooth linear motion with low friction and high accuracy.

• Engineered with double side rubber seals, it ensures dust resistance, quiet operation, and extended service life. The LMK12LUU bearing delivers stable, safe, and reliable linear motion for 3D printers, CNC machines, and industrial automation systems.
• The High precision linear bearing widely used in robotics, home appliances, electric motors, construction machinery, automotive parts, pumps, and machine tools, the LMK12LUU square flange bearing is a versatile solution for both DIY projects and industrial setups.
• For different shaft sizes, LMK8LUU and LMK10LUU square flange linear bearings are also available.

Specifications

• Model: LMK12LUU
• Ball Circuit: 4
• Inner Diameter (ID): 12mm
• Outer Diameter (OD): 21mm
• Material: High-quality chromium steel with hardened ball cage and end rings
• Sealing: Double side rubber sealed for protection and durability
• Operation: Smooth, precise, and reliable

Applications

• Replacement for 3D printer rail systems
• CNC machine tool guideways and components
• Laser engraving machine rails
• Robotics and automation systems
• Custom DIY motion systems and machinery

Advantages

• Smooth Linear Motion with low noise
• Durable & Wear-resistant construction
• Dust-Proof & Long Life with double side rubber seals
• High Rigidity & Stability for industrial use
• Easy Installation & Maintenance

Package Includes

• 1 × LMK12LUU 12mm Square Flange Linear Bearing