SC12LUU 12mm Linear Ball Bearing Block

The SC12LUU 12mm Linear Ball Bearing Block is a compact linear motion unit designed for smooth and precise linear movement in CNC machines, 3D printers, and automation systems. It features a 12mm internal bore and is pre-installed in an aluminum housing, offering stability and easy mounting in linear motion assemblies.

Key Features of SC12LUU 12mm Linear Ball Bearing Block:

• 12mm Bore Diameter: Compatible with standard 12mm smooth rods or linear shafts.
• Integrated Housing: Comes with pre-mounted aluminum alloy block for easy installation.
• Smooth Linear Motion: Built-in ball circulation tracks reduce friction and noise.
• Corrosion-Resistant Construction: Chrome steel bearing and aluminum alloy housing.
• Ready-to-Mount Design: Includes four mounting holes for firm attachment.

Technical Specifications of SC12LUU 12mm Linear Ball Bearing Block:

• Model: SC12LUU
• Inner Diameter (Bore): 12mm
• Outer Dimensions: 42mm x 42mm x 70mm (W x H x L)
• Mounting Hole Distance: 32mm x 26mm (center-to-center)
• Material: Aluminum housing + Chrome steel bearing
• Type: Open-type linear motion bearing

Mechanical Specifications of SC12LUU 12mm Linear Ball Bearing Block:

• Ball Circuit: Double-row steel ball design
• Housing Material: High-strength aluminum alloy
• Mounting Holes: 4 pre-drilled holes (M4 compatible)
• Weight: Approx. 150 grams

Dimensions:

• Length: 70mm
• Width: 42mm
• Height: 42mm
• Bore Diameter: 12mm
• Mounting Hole Pitch: 32mm x 26mm

Mounting Options:

• Base Mount: Use the 4-hole flange for direct mounting onto machine frames.
• Horizontal Rail Installation: Slides over 12mm shafts with proper alignment.

Schematic Diagram, Connection, Wiring and Pinout of SC12LUU Block:

• Shaft Insertion: Insert 12mm smooth rod through central bore for motion guidance.
• Mounting: Align mounting holes and secure with M4 screws to fixed platform.
• Pinout: Not applicable (mechanical component).

Datasheet of SC12LUU 12mm Linear Ball Bearing Block:

• Download SC12LUU Datasheet / Product Page

Applications of SC12LUU 12mm Linear Ball Bearing Block:

• 3D Printers: Supports moving parts along the X/Y/Z axis.
• CNC Machines: Ensures precise linear motion for milling and routing tasks.
• Robotics: Used in robotic arms and gantry systems for guided motion.
• DIY Automation Projects: Great for custom linear guide rails in hobby and industrial builds.
• Laser Engravers: Facilitates smooth carriage travel for precise engraving.

Equivalent of SC12LUU 12mm Linear Ball Bearing Block:

• LM12UU: Similar 12mm bearing without aluminum housing
• SCS12UU: Shorter version of SC12LUU block with same bore size
• SC12VUU: Closed-type variant for more shaft support
• KH1228PP: Compact linear bearing for tighter spaces

Package Includes:

• 1 x SC12LUU 12mm Linear Ball Bearing Block