Key Features & Advantages
- The RB17020 Crossed Roller Bearing is engineered for precision applications requiring smooth rotation, high rigidity, and compact design.
- Featuring a unique arrangement of cylindrical rollers alternately crossed at right angles, this bearing delivers exceptional load-bearing capacity in multiple directions-radial, axial, and moment loads-within a single, compact unit.
Technical Specifications
| Inner Diameter (d) | 170 mm |
| Outer Diameter (D) | 220 mm |
| Roller Pitch Diameter (Dpw) | 196.1 mm |
| Width (B) | 20 mm |
| Chamfer (rmin) | 1.5 |
| Shoulder Size (ds) | 184 |
| Shoulder Size (Dh) | 198 |
| Basic Load Rating (Radial) Cr | 29 kN |
| Basic Load Rating (Radial) Cor | 62.1 kN |
| weight | 2.21 |
Check More Type of RB Crossed Roller Bearing
Applications
RB17020 Crossed Roller Bearing – FAQ
Is the RB17020 suitable for high-precision positioning systems?
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Absolutely. The bearing's high stiffness and controlled preload reduce axial and radial runout, ensuring consistent rotational accuracy for systems where micron-level positioning matters.
Does the RB17020 require special mounting procedures?
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Standard precision mounting practices are sufficient. Flatness and parallelism of the mounting surfaces are critical to fully utilize the bearing's rigidity and to prevent uneven preload.
Can RB17020 be customized for specific applications?
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Yes. Preload, cage material, surface treatment, and lubrication options can be adjusted to match speed, load, and environmental requirements.
How do I confirm RB17020 is the right bearing for my system?
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Selection should be based on load direction, magnitude, required rigidity, rotational accuracy, and installation space. Providing these parameters allows precise matching to application needs.
How does temperature variation affect RB17020 performance?
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Within standard operating temperature ranges, RB17020 maintains stable internal clearance and preload. For environments with wider temperature fluctuations, material and lubrication options can be selected to ensure consistent performance.
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