Thk SHS25LR1SS Narrow Long Block Linear Slide Motion Guide

Description:

The THK SHS25LR1SS Narrow Long Block Linear Slide Motion Guide is used in precision linear motion systems where a compact-width carriage with extended load capacity and smooth travel is required. Commonly installed in CNC machining centers, robotic automation systems, semiconductor manufacturing equipment, packaging machinery, automated assembly lines, and precision inspection equipment utilizing THK SHS25 profile guide rails. Maintenance teams and system integrators use this long narrow bearing block for machine repair, linear guide replacement, automation retrofits, and restoring accurate, low-friction linear motion.

Applications:

The THK SHS25LR1SS is engineered for high-rigidity, high-precision linear guidance in applications where installation space is limited in width while maintaining high load capacity. It is widely used in CNC machine tools, electronics manufacturing equipment, factory automation systems, medical devices, material handling equipment, pick-and-place systems, and automated inspection machinery requiring smooth, repeatable positioning and long service life.

Technical Specifications:

• Manufacturer: THK
• Manufacturer Part Number: SHS25LR1SS
• Product Type: Narrow Long LM Guide Block
• Series: SHS-LR Caged Ball LM Guide
• Block Style: Narrow Long (LR)
• Compatible Rail Size: 25 mm
• Compatible Rail Width: 23 mm
• Overall Height (M): 40 mm
• Overall Width (W): 48 mm
• Overall Length (L): 109 mm
• Block Width (B): 35 mm
• Mounting Hole Spacing (C): 50 mm
• Mounting Hole Thread: M6 × 8
• Carriage Height (K): 34.2 mm
• Ball Retainer: Caged Ball Technology
• Seal Configuration: SS (End Seals + Side Seals + Inner Seals)
• Basic Dynamic Load Rating: 36.8 kN
• Basic Static Load Rating: 64.7 kN
• Grease Nipple: B-M6F
• Lubrication: Grease or Oil
• Material: Hardened Bearing Steel
• Features: Four-way equal load design, self-adjusting capability, high rigidity, compact narrow profile, low friction, low noise, and long service life.

Common Replacements:

• THK SHS25R1SS
• THK SHS25LR1QZSS
• THK HSR25LR1SS