Bearings
Linear Bearings & Shaft
Linear Carriages
NSK Carriages
Quick Code: BB-518154
NAH55 BNZ NSK Carriage
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Product Specification
Ball chain
Without ball chain
Ball-/Roller rows
Four Row
Brand
NSK
Design
Block carriage
Lubrication & Maintenance
Can be relubricated (via the lubrication nipple)
Material
Steel, Plastic
Preload
Light preload
Seal
End Seals and Sealing Strips
Series
55 series
Temperature range
-40 to +80 °C
Tolerance class
PN
Type of rolling elements
Balls
Version
High and long design
Reference
NAH55BNZ
Additional Reference:
10129276
Quick Order Code
BB-518154
Product Description
The NAH55 BNZ NSK Carriage is a precision-engineered linear motion component from NSK's 55 series, designed for high-performance industrial applications requiring smooth, accurate linear travel with extended reach capabilities.
Key Specifications
- Design: Block carriage with high and long design configuration
- Rolling Elements: Four-row ball type for superior load capacity and stability
- Material Construction: Durable steel and plastic composition
- Preload: Light preload for smooth operation and reduced friction
- Tolerance Class: PN for reliable precision applications
- Temperature Range: -40 to +80°C for versatile environmental operation
Maintenance & Protection Features
- Relubrication capability via lubrication nipple for extended service life
- End seals and sealing strips for contamination protection
- Without ball chain configuration for streamlined design
Ideal Applications
The NAH55 BNZ NSK Carriage is well-suited for demanding industrial equipment including:
- Automation systems and assembly machinery
- CNC machinery and precision machining centers
- Robotics and robotic arms
- Industrial transfer systems requiring extended linear travel
- High-capacity linear guidance solutions
This carriage combines reliability, precision, and flexibility to meet the exacting demands of modern industrial automation.

