THK LBST40-8 LINEAR BEARING LBST SERIES

Description:

The THK LBST40-8 Linear Bearing is a precision recirculating ball linear bearing designed to provide smooth, low-friction linear motion on a compatible 40 mm hardened shaft. Engineered for high load capacity and long service life, the LBST40-8 delivers accurate linear guidance, excellent rigidity, and reliable performance in demanding industrial automation and machine tool applications. Commonly installed in CNC machinery, industrial robots, packaging equipment, semiconductor manufacturing systems, automated assembly lines, and material handling equipment, this linear bearing is used by maintenance teams, OEM machine builders, and system integrators for equipment repairs, retrofits, and replacement of worn linear motion components.

Applications:

The THK LBST40-8 is commonly used in CNC machining centers, industrial robots, automated production equipment, semiconductor manufacturing systems, packaging machinery, medical equipment, inspection systems, material handling equipment, and precision positioning applications where accurate, smooth, and low-friction linear motion is required.

Technical Specifications:

• Manufacturer Part Number (MPN): LBST40-8
• Manufacturer: THK Ltd.
• Product Type: Linear Bearing
• Series: LBST Series
• Bearing Type: Recirculating Ball Linear Bearing
• Nominal Shaft Diameter: 40 mm
• Compatible Shaft: Hardened and Ground Linear Shaft
• Motion Type: Precision Linear Motion
• Rolling Element: Recirculating Steel Balls
• Bearing Construction: Cylindrical Linear Bushing
• High Load Capacity
• Low Friction Rolling Contact
• High Positioning Accuracy
• High Rigidity and Smooth Operation
• Heat-Treated Bearing Steel Construction
• Grease or Oil Lubrication Compatible
• Designed for Industrial Automation and Precision Motion Systems

Common Replacements:

• THK LM40UU
• THK LM40LUU
• THK LME40UU