XRSA-Series

XRSA Series

XRSA Series - High Precision for Heavy Load Applications

The XRSA series of cross roller slewing bearings is engineered to deliver exceptional accuracy and rigidity in precision machinery and automation. These bearings are designed to support radial loads, axial loads, and tilting moments simultaneously, making them compact, easy to mount, and highly precise.

Series
XRSA
Load Type
Radial, Axial, and Tilt
Precision
P2, P4, P5
Material
High-Grade Steel

Available Models & Specifications

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

Part NumberBore (d)Outer (D)Width (B)
XRSA14.1094 mmmmmm
XRSA14.414 mmmmmm
XRSA14.544 mmmmmm
XRSA14.644 mmmmmm
XRSA14.744 mmmmmm

Why Choose XRSA Series for Precision Machinery?

The XRSA series of cross roller slewing bearings is a type of crossed cylindrical roller bearing with rollers arranged alternately between the inner and outer rings. This unique arrangement allows for the simultaneous support of radial, axial, and tilting loads, which is crucial for applications demanding high precision and rigidity. The compact design and ease of mounting make the XRSA series an ideal choice for precision machinery and automation equipment.

The XRSA series is particularly suited for applications such as industrial robot joints, where high precision and repeatability of movement are essential. It is also ideal for CNC machine tool rotary tables, which require heavy load support and high-precision indexing. Medical equipment, precision measuring instruments, and semiconductor manufacturing equipment also benefit from the high precision and reliability provided by the XRSA series bearings.

Compared to other bearing types, the XRSA series offers significant advantages in terms of space savings and mechanical structure simplification. This contributes to the miniaturization and lightweighting of equipment, which is a key requirement in modern industrial applications.

  • High precision and rigidity due to line contact between rollers and raceways.
  • Compact design and easy mounting for space-saving solutions.
  • Simplified mechanical structure for equipment miniaturization.

Key Technical Features of XRSA Series

STEP 1

High Precision and Rigidity

The crossed roller arrangement in XRSA series bearings provides line contact between rollers and raceways, reducing elastic deformation and offering extremely high rotational precision and rigidity. This is critical for equipment requiring precise positioning and stable operation.

STEP 2

Compact and Easy Mounting

XRSA series bearings are compact and designed for easy installation and adjustment, which simplifies the mechanical structure and contributes to the miniaturization and lightweighting of equipment.

STEP 3

Versatile Load Support

A single XRSA series bearing can handle loads from all directions, providing stable operation under various working conditions and eliminating the complexity of multiple bearing combinations.

STEP 4

Low Maintenance and Durability

The good sealing performance and durability of XRSA series bearings reduce the frequency and cost of routine maintenance, making them a cost-effective choice for long-term use.

FAQs about XRSA Series Bearings

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