WB040XP0
1/4" Stainless Steel 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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WB040XP0 Bearing Product Overview & Core Advantages
The WB040XP0 is a high-performance **Four Point Contact** thin-section ball bearing engineered for precision applications requiring exceptional space efficiency. This **sealed bearing** features a **single row** construction that delivers superior load handling capabilities in compact envelope dimensions. Manufactured entirely from **stainless steel** components, it offers excellent corrosion resistance while maintaining **ABEC-1 precision** tolerances. The bearing's unique design enables it to simultaneously handle **combined radial and axial loads**, making it ideal for applications demanding high rotational accuracy and reliable performance in constrained spaces.
WB040XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| WB040 | Bore diameter designation (4") |
| XP0 | Specific series designation for Reali-Slim sealed bearings |
| Sealed Construction | Integrated sealing for contamination protection |
| Four Point Contact | Optimized raceway geometry for combined load support |
WB040XP0 Bearing Structural Features & Performance Benefits
The WB040XP0's engineering excellence is demonstrated through several key features:
- Four Point Contact Design: Enables the bearing to handle significant combined radial and axial loads simultaneously, with axial static load capacity reaching 4370 lbf
- Thin-Section Construction: With only 0.3125" width and 4.625" OD, it provides maximum performance in minimal space
- Stainless Steel Construction: All components (rings, balls, cage) manufactured from stainless steel for superior corrosion resistance and consistent performance
- Pre- lubricated & Sealed: Factory-lubricated with integrated seals for maintenance-free operation and extended service life
- Precision Engineering: ABEC-1 tolerance class ensures consistent performance and smooth operation
- High Load Capacity: Dynamic radial load rating of 1091 lbf and dynamic axial load rating of 1720 lbf
WB040XP0 Bearing Typical Application Areas
The WB040XP0 finds ideal application in industries and equipment requiring precision motion in compact spaces:
- Robotics: Joint bearings in articulated arms and precision positioning systems
- Aerospace: Actuator systems, control surface mechanisms, and instrumentation
- Medical Equipment: Surgical robots, imaging systems, and diagnostic instruments
- Semiconductor Manufacturing: Wafer handling equipment and precision positioning stages
- Optical Systems: Precision rotary stages and positioning mechanisms
- Industrial Automation: Rotary tables, indexing mechanisms, and precision gearboxes
