RB4010 Crossed Roller Bearing
The RB4010 Crossed Roller Bearing is a compact, high-precision bearing designed for applications that demand superior rotational accuracy and rigidity within limited installation space. Featuring a separable outer ring and an integrated inner ring, this bearing ensures smooth operation and easy installation, making it ideal for robotic joints, rotary tables, and precision positioning systems.
Built with cylindrical rollers arranged orthogonally in a cross pattern, the RB4010 offers exceptional load-carrying capacity in all directions - radial, axial, and moment loads. Its optimized internal structure minimizes friction and rotational variation, ensuring stable performance even under high-speed or heavy-load conditions.
Key Features
- High rigidity and accuracy for precise motion control
- Compact structure with reduced section height for lightweight designs
- Smooth and stable rotation due to the crossed roller arrangement
- Easy assembly with preloaded design ensuring immediate operational stability
- Long service life supported by premium bearing steel and precise manufacturing
The RB4010 is widely used in industrial robots, CNC rotary tables, medical equipment, and automation systems, offering reliable performance where precision and durability are essential.
Technical Specifications
| Model | RB4010 |
| Inner Diameter (d) | 40 mm |
| Outer Diameter (D) | 65 mm |
| Roller Pitch Diameter (Dpw) | 51.5mm |
| Width (B) | 10 mm |
| Chamfer (rmin) | 0.6 |
| Shoulder Size (ds) | 47.5 |
| Shoulder Size (Dh) | 57.5 |
| Basic Load Rating (Radial) Cr | 8.33 kN |
| Basic Load Rating (Radial) Cor | 10.6 kN |
| weight | 0.16 kg |
| Accuracy Grade | P5 / P4 (optional) |
RB4010 Crossed Roller Bearing – FAQ
How can I clean the RB4010 bearing before re-lubrication?
Use clean, lint-free cloths and a mild solvent to remove old grease. Avoid water-based cleaners or high-pressure air that may cause contamination.
Can the RB4010 be customized for specific machinery?
Absolutely. Custom options include preload adjustments, stainless-steel versions, special coatings, and non-standard clearances.
Is it possible to install the RB4010 vertically or horizontally?
Yes, it can be installed in any position. However, ensure correct preload and even mounting surface to maintain precision and longevity.
How is the RB4010 Crossed Roller Bearing packaged for shipment?
A: Each bearing is individually sealed in anti-rust paper, placed in a protective box, and packed with shock-absorbing material to prevent damage during transport.
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