XRT Series Crossed Tapered Roller Bearings

XRT Series Crossed Tapered Roller Bearings

High Precision and Rigidity for Challenging Applications

The XRT series crossed tapered roller bearings are engineered to deliver exceptional performance in high-load and high-speed scenarios. With a unique cross-shaped arrangement of rollers, these bearings can handle combined radial, axial, and overturning moment loads, simplifying mechanical design and enhancing equipment accuracy and stability.

Nominal Type
XRT060-NT to XRT1040-NT
External Dimension (mm)
150mm to 2463.8mm
Radial Rated Load (kN)
95.2kN to 8740kN
Axial Load Rating (kN)
111kN to 3150kN

Available Models & Specifications

Click on any part number to view detailed CAD drawings and download PDF specifications.

Part NumberBore (d)Outer (D)Width (B)
XRT060-NT 150 mm230 mm30 mm
XRT063-NT 160 mm240 mm30 mm
XRT079-NT 200 mm280 mm30 mm
XRT080-NT 203.2 mm279.4 mm31.75 mm
XRT080-W 203.2 mm279.4 mm31.75 mm

Why Choose XRT Series for Precision and Durability

The XRT series crossed tapered roller bearings are designed with an integrated structure that combines two sets of tapered rollers in a cross pattern, offering high precision and rigidity. This design allows for the simultaneous resistance of radial, axial, and overturning moment loads, which is crucial for high-speed rotation and heavy load applications. The result is a significant improvement in the operating accuracy and stability of the equipment, leading to long-term reliable operation.

These bearings are ideal for precision machine tool rotary tables, industrial robot joints, high-precision indexing plates, and medical equipment, where high precision and stability are paramount. The compact design and superior performance of the XRT series bearings make them a preferred choice for applications requiring high-end bearing solutions.

The XRT series crossed tapered roller bearings stand out due to their sophisticated craftsmanship and unique design, providing higher precision, greater rigidity, and a longer service life compared to traditional bearings. This makes them an excellent choice for improving equipment performance, simplifying design, and reducing maintenance costs.

  • Integrated Design for High Rotational Accuracy
  • Precision Preload for Enhanced Rigidity
  • High Load Capacity for Overturning Moments

Technical Characteristics and Quantifiable Advantages

STEP 1

Integrated Design for High Rigidity

The XRT series features an integrated design with the inner and outer rings constructed as a single piece, which eliminates assembly errors and ensures high rotational accuracy and rigidity, crucial for precision machinery applications.

STEP 2

Precision Preload for Enhanced Performance

Factory-adjusted precision preload effectively eliminates internal bearing clearance, improving rigidity and running accuracy, offering users the convenience of 'install-and-run' without additional adjustments.

STEP 3

High Load Capacity for Challenging Loads

Tapered rollers used in the XRT series provide line contact characteristics, enabling them to withstand higher loads, especially overturning moments, compared to crossed cylindrical roller bearings.

STEP 4

Modular Application for Simplified Maintenance

The compact design of the XRT series bearings allows them to replace traditional multi-bearing combinations, simplifying installation and reducing maintenance costs, making them ideal for high-end applications.

Frequently Asked Questions

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