THK HSR20A1UU Linear Guide Block LM Guide Rail
Product Overview
THK HSR20A1UU is a standard square block linear guide from the THK HSR series. It is designed for precision linear motion applications requiring high rigidity, smooth movement and reliable positioning performance.
The HSR20A1UU configuration uses a caged ball structure to provide stable circulation performance and reduced noise compared with conventional full-ball designs. It is widely used in industrial automation equipment, machine tools and precision positioning systems.
Main Features
- THK HSR series linear guide block
- 20 mm rail width class
- Standard square block configuration
- Caged ball linear motion structure
- UU seal configuration for contamination protection
- High rigidity and smooth operation
- Suitable for automation and CNC applications
Technical Specifications
| Brand | THK |
| Model | HSR20A1UU |
| Series | HSR |
| Product Type | Linear Guide Block |
| Block Type | Standard Square Block |
| Rail Width | 20 mm |
| Rolling Element | Caged Ball Linear Guide |
| Application | Industrial Automation and Precision Motion |
Compatible THK Models
This model belongs to the THK HSR linear guide family. Related models include HSR15A1UU, HSR20A2UU, HSR25A1UU, HSR25A2UU, HSR30A1UU and HSR35A1UU.
Applications
Typical applications include CNC machinery, semiconductor equipment, industrial robots, inspection systems, automation platforms and precision assembly equipment.
Replacement Notes
Before replacement, confirm the complete model number, rail size, block type, seal specification and mounting dimensions. Different HSR configurations may have different preload, accuracy class and installation requirements.
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