JA025XP0
1/4" Constant Section Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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JA025XP0 Bearing Product Overview & Core Advantages
The JA025XP0 is a high-performance thin section sealed bearing designed for space-constrained applications requiring precision and reliability. As a Four Point Contact ball bearing, it excels at simultaneously handling combined radial loads and substantial axial loads from both directions. Its compact 0.25" width and inch-system dimensions make it ideal for lightweight, high-rigidity assemblies in robotics, aerospace, and medical equipment, offering a superior strength-to-cross-section ratio.
JA025XP0 Bearing Model Code Explained, Specifications & Naming Convention
- JA025: Indicates the specific bearing series with a 2.5" bore diameter.
- XP0: Denotes the sealed construction and specific internal design for Four Point Contact load handling.
JA025XP0 Bearing Structural Features & Performance Benefits
Four Point Contact Design: The single-row construction with a unique raceway geometry allows the bearing to support significant combined radial and axial loads efficiently in a compact footprint, enhancing system stiffness.
High Load Capacity: With a radial dynamic load rating of 583 lbf and an exceptional axial static load rating of 2090 lbf, this bearing is engineered for demanding applications.
Precision & Reliability: Manufactured to ABEC-1 standards with a tight radial internal clearance (0.0000 – 0.0005"), it ensures smooth, precise operation. The brass cage provides stability at moderate speeds, while the sealed design retains lubrication and excludes contaminants, supporting maintenance-free service life.
Material Quality: Components made from chrome steel offer high wear resistance and durability, suitable for a temperature range of -30°C to 110°C.
JA025XP0 Bearing Typical Application Areas
- Robotics: Rotary joints and actuator arms where compact size and high moment load capacity (601 ft-lbf rated load moment) are critical.
- Aerospace & Defense: Guidance systems, radar platforms, and control mechanisms requiring precision and reliability in limited spaces.
- Medical Equipment: Imaging devices (CT/MRI scanners) and surgical robots demanding smooth, precise motion and contamination control.
- Industrial Automation:
- Rotary tables
- Indexing heads
- Precision gearboxes
- Optical and Instrumentation Systems: Positioning stages and measuring equipment where minimal deflection and high accuracy are paramount.
