Nsk LW27 Wide-Body Linear Guide Bearing Block

Description:

The NSK LW27 Bearing is a wide-body linear guide bearing block designed to provide high-load, high-rigidity linear motion on compatible NSK LW27 guide rails. Its four-row recirculating ball design and oversized rail profile offer excellent moment load capacity, smooth travel, and precise positioning, making it ideal for single-rail applications and heavy-duty automation systems. Commonly installed in CNC machine tools, semiconductor equipment, industrial robots, packaging machinery, medical equipment, and automated manufacturing systems, this linear guide bearing is used by maintenance teams, OEM machine builders, and system integrators for equipment repairs, retrofits, and replacement of worn linear guide blocks.

Applications:

The NSK LW27 bearing is commonly used in CNC machining centers, industrial automation systems, robotic handling equipment, semiconductor manufacturing machines, packaging and labeling equipment, medical devices, precision inspection systems, and material handling equipment requiring high rigidity, excellent moment load resistance, and accurate linear motion.

Technical Specifications:

• Manufacturer: NSK Ltd.
• Product Type: Wide-Body Linear Guide Bearing Block
• Series: LW Series
• Model: LW27
• Guide Type: Four-Row Recirculating Ball Linear Guide
• Compatible Rail Size: LW27
• Contact Angle: 50°
• Ball Configuration: Four-Row DF Arrangement
• Bearing Width: 80 mm
• Standard Bearing Length: 74 mm
• Overall Length with K1 Lubrication Unit: 86.6 mm
• Dynamic Load Rating: 12.8 kN
• Material: High Carbon Bearing Steel (standard)
• Optional Material: Stainless Steel
• Preload Options: Clearance or Light Preload
• Seal Configuration: Standard End Seals and Bottom Seals
• Optional NSK K1 Lubrication Unit for Maintenance-Free Operation
• Features: High rigidity, high moment stiffness, smooth linear motion, high positioning accuracy, low friction, and long service life.

Common Replacements:

• NSK LW27EL
• NSK NH30 Series
• NSK NS30 Series