KC090XP0
3/8" 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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KC090XP0 Bearing Product Overview & Core Advantages
The KC090XP0 is a thin-section four-point contact ball bearing designed for applications requiring compact design and high precision. As part of the Reali-Slim Open Bearings series with inch measurement system, it delivers exceptional performance in combined load scenarios, simultaneously handling radial loads and bidirectional axial loads. Its single-row construction with four-point contact geometry provides superior load distribution and high rigidity while maintaining an ultra-thin cross-section. The bearing's ABEC-1 precision classification ensures reliable operation in precision applications requiring minimal deflection and smooth rotation.
KC090XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| KC | Kaydon® Reali-Slim® Series | Industry-leading thin-section bearing technology |
| 090 | Bore diameter: 9 inches | Standard inch sizing for compatibility |
| XP | Extra Precision (ABEC-1) | Enhanced running accuracy and reduced vibration |
| 0 | Open construction | Maximum speed capability and custom lubrication options |
KC090XP0 Bearing Structural Features & Performance Benefits
Four-Point Contact Design: The single-row construction with optimized raceway geometry enables the bearing to handle combined radial and axial loads simultaneously, providing exceptional moment load capacity (7 ft-lbf rated load moment) in a compact envelope.
Thin-Section Advantage: With only 0.375" width and minimal cross-section, this bearing maximizes space utilization while maintaining high rigidity and load capacity, making it ideal for weight-sensitive applications.
Premium Material Construction: Chrome steel rings and balls combined with brass cage ensure dimensional stability, corrosion resistance, and reliable performance across the operating temperature range (-30°C to 110°C).
Precision Engineering: ABEC-1 tolerance classification and tight radial internal clearance (0.0000 – 0.0005") deliver smooth operation and high positional accuracy for demanding applications.
KC090XP0 Bearing Typical Application Areas
- Robotics and Automation: Robotic joints, rotary actuators, and positioning systems requiring compact bearing dimensions and high moment capacity
- Aerospace and Defense: Radar systems, satellite positioning mechanisms, and aircraft control surfaces
- Medical Equipment: CT scanners, MRI systems, and surgical robotics where precision and reliability are critical
- Industrial Machinery: Rotary tables, indexing heads, and precision gearboxes requiring four-point contact performance
- Semiconductor Manufacturing: Wafer handling equipment and precision positioning stages
