NF400XP0
3/4" 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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NF400XP0 Bearing Product Overview & Core Advantages
The NF400XP0 is a high-performance **thin section bearing** featuring **Endura-kote chromium plating** for enhanced corrosion resistance. Engineered as a **four-point contact ball bearing**, it excels at simultaneously handling **combined radial and axial loads** from any direction. Its **ABEC-1 precision** and optimized internal geometry deliver exceptional running accuracy, making it ideal for applications requiring **high rigidity** and compact design where space and weight are critical constraints.
NF400XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| NF400 | Bearing series designation indicating specific thin-section geometry with 40" bore diameter |
| XP0 | Indicates Endura-kote chromium plating treatment for superior corrosion protection |
NF400XP0 Bearing Structural Features & Performance Benefits
Four-Point Contact Design: The optimized raceway geometry enables the bearing to support substantial combined loads including radial, axial, and moment loads in all directions, providing exceptional load carrying capacity in a single-row configuration.
Endura-kote Plating: The chromium plating significantly enhances corrosion resistance while maintaining dimensional stability across the operating temperature range of -30°C to 110°C.
Precision Engineering: Manufactured to ABEC-1 tolerance class with controlled radial internal clearance (0.0000 – 0.0005"), ensuring smooth operation and precise positioning capabilities.
Robust Construction: The combination of chrome steel rings, chrome steel balls, and brass cage provides excellent durability and reliable performance under demanding conditions.
NF400XP0 Bearing Typical Application Areas
- Aerospace systems - Actuators, control mechanisms, and rotor systems
- Robotics - Joint assemblies and precision positioning systems
- Medical equipment - Imaging systems and surgical robotics
- Semiconductor manufacturing - Precision positioning stages and wafer handling
- Military and defense systems - Radar antennas and guidance systems
- Industrial automation - Rotary tables and precision indexing applications
