NG055AR0
1" 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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NG055AR0 Bearing Product Overview & Core Advantages
The NG055AR0 is a single row angular contact ball bearing engineered for high-performance applications requiring exceptional precision and reliability. This inch-series bearing features Endura-kote chromium plating for enhanced corrosion resistance and durability. Its 30° contact angle design is optimized to support significant combined loads, handling both radial forces and substantial axial loads in one direction. With ABEC-1 precision tolerance and superior material construction, it delivers consistent performance in demanding operational environments.
NG055AR0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| NG055 | Bearing series designation with 5.5" bore diameter |
| A | Angular contact design with 30° contact angle |
| R0 | Standard radial internal clearance designation |
NG055AR0 Bearing Structural Features & Performance Benefits
Premium Material Construction: Manufactured from chrome steel rings and chrome steel balls with a brass cage, ensuring optimal strength and wear resistance for extended service life.
Enhanced Surface Protection: The Endura-kote chromium plating provides superior corrosion resistance, making this bearing suitable for harsh operating environments while maintaining dimensional stability.
High Load Capacity: Engineered to handle substantial combined loads with impressive ratings: 7,192 lbf dynamic radial load, 12,320 lbf static radial load, and exceptional 16,240 lbf axial static load capacity.
Precision Engineering: Built to ABEC-1 tolerance standards with tight dimensional control (bore tolerance: -0.0010" to 0") ensuring smooth operation and minimal vibration in precision applications.
NG055AR0 Bearing Typical Application Areas
- Industrial Machinery: Precision spindles, rotary tables, and positioning systems
- Aerospace Equipment: Actuator systems, flight control mechanisms
- Robotics & Automation: Robotic joints, precision motion control systems
- Medical Equipment: High-precision imaging systems, surgical robotics
- Military & Defense: Radar systems, targeting mechanisms, guidance systems
