Bearings
Linear Bearings & Shaft
Linear Carriages
THK Carriages
Quick Code: BB-518440
SSR20 XTBSS THK Carriage
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Product Specification
Ball chain
With ball chain
Ball-/Roller rows
Four Row
Brand
THK
Design
Flange carriage
Lubrication & Maintenance
Can be relubricated (via the lubrication nipple)
Material
Steel, Plastic
Preload
Normal preload
Seal
End Seals, Sealing Strips and Inner Seals
Series
20 series
Temperature range
-20 to +80 °C
Tolerance class
Normal Class
Type of rolling elements
Balls
Version
Standard version
Reference
SSR20XTBSS
Additional Reference:
10130335
Quick Order Code
BB-518440
Product Description
The SSR20 XTBSS THK Carriage is a precision flange carriage engineered for smooth, accurate linear motion in demanding industrial applications. This high-performance component is specifically designed to integrate seamlessly with THK linear guide rails, delivering reliable operation across diverse mechanical systems.
Key Features
- Design: Flange carriage configuration for versatile mounting options
- Rolling Elements: Four-row ball arrangement with ball chain for enhanced recirculation and smooth operation
- Material Construction: Durable steel and plastic composition for optimal durability and performance
- Sealing System: Triple-seal protection featuring end seals, sealing strips, and inner seals to protect against contamination and extend service life
- Preload: Normal preload setting for balanced load capacity and smooth movement
- Tolerance Class: Normal precision class suitable for standard industrial applications
- Lubrication: Relubrication capability via lubrication nipple for easy maintenance and extended component life
- Operating Temperature Range: -20 to +80°C for reliable performance in varied environmental conditions
- Series: 20 series - part of THK's proven carriage lineup
Ideal Applications
The SSR20 XTBSS is well-suited for machinery requiring precision linear guidance, including:
- Automated manufacturing equipment
- CNC machining systems
- Industrial automation platforms
- Positioning and conveyor systems

