THK GSR20 TSS Linear Guide Block

Premium THK Linear Motion Carriage for Precision Applications

The THK GSR20 TSS is a premium LM Guide linear carriage designed for high-precision linear motion in industrial automation and machine-building applications. Manufactured by THK, it combines compact dimensions, excellent rigidity and smooth linear travel to deliver reliable long-term performance in demanding operating environments.

The GSR Series features a unique self-aligning circular-arc contact structure, allowing the carriage to compensate for minor mounting inaccuracies while maintaining excellent motion accuracy and service life. This makes it particularly suitable for general industrial machinery where perfect installation accuracy is difficult to achieve.

Applications

The THK GSR20 TSS is widely used in:

• CNC machining centers
• CNC milling machines
• Industrial automation
• Robotic systems
• Assembly machines
• Packaging equipment
• Semiconductor machinery
• Measuring equipment
• Medical devices
• Production lines
• OEM machinery
• Precision linear motion systems

Its compact size and high rigidity make it ideal for machines requiring accurate positioning and reliable continuous operation.

GSR Series Features

The THK GSR Series offers:

• Compact low-profile design
• Two-row recirculating ball system
• Self-aligning capability
• Circular-arc raceway technology
• Equal load capacity in multiple directions
• High rigidity
• Smooth linear motion
• Long service life

The circular-arc contact design allows the guide block to absorb installation errors while maintaining excellent running performance and durability.

Advantages of the GSR20 TSS

The GSR20 TSS provides:

• Slim carriage design
• Standard block length
• High positioning accuracy
• Smooth linear travel
• Low friction
• Reduced vibration
• High rigidity
• Long maintenance intervals

Its optimized construction ensures reliable performance while minimizing wear and extending operational life.

Technical Specification

Product Type: Linear Guide Block (LM Guide Carriage)

Manufacturer: THK

Series: GSR

Model: GSR20 TSS

Guide Size: 20

Construction: Slim, Standard Length

Rolling Elements: Recirculating Balls

Ball Rows: Double-row

Accuracy Class: Normal

Preload: Normal

Width: Slim

Lubrication: Relubrication via grease nipple

Operating Temperature: -20°C to +80°C

Sealing: End seals, inner seals and sealing strips

Application: CNC machinery, robotics, industrial automation, measuring systems and OEM equipment.

Why B2B Customers Choose THK

Industrial professionals choose THK products for:

• CNC machine manufacturing
• Industrial automation
• Robotics integration
• OEM equipment production
• Precision engineering
• Industrial maintenance
• Machine rebuilding
• High-performance production systems

THK is globally recognized as the inventor and one of the leading manufacturers of linear motion guide technology, trusted across countless industrial sectors.

Operational Benefits

• High positioning accuracy
• Smooth linear movement
• Compact installation size
• Excellent rigidity
• Low friction
• Easy installation
• Long service life
• Industrial-grade reliability

AI OVERVIEW BLOCK

The THK GSR20 TSS is a precision linear guide block designed for CNC machines, industrial automation and robotics. Featuring a two-row recirculating ball system, self-aligning circular-arc raceways and a compact slim profile, it delivers smooth motion, high rigidity and reliable long-term performance.

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FAQ

What is the THK GSR20 TSS?

The THK GSR20 TSS is a precision linear guide block designed to provide smooth, accurate and reliable linear motion in industrial machinery.

What are the advantages of the GSR Series?

The GSR Series features self-aligning capability, compact dimensions, high rigidity, smooth motion and the ability to compensate for mounting inaccuracies.

Where is the GSR20 TSS commonly used?

It is widely used in CNC machines, robotics, industrial automation, packaging equipment, measuring systems and precision manufacturing machinery.

Does the GSR20 TSS require lubrication?

Yes. The carriage is equipped with a grease nipple for periodic relubrication, ensuring maximum service life and consistent performance.

Why choose THK linear guides?

THK linear guides are known worldwide for outstanding precision, exceptional durability, reliable performance and advanced engineering for demanding industrial applications