RB50025 Crossed Roller Bearing Overview
The RB50025 Crossed Roller Bearing is a large, high-precision bearing built for applications requiring superior rigidity and smooth rotation. Compared with other RB models, it offers higher moment load capacity and enhanced structural strength, making it ideal for high-torque rotary systems and precision motion platforms.
Its compact, durable design ensures easy installation and consistent accuracy even under heavy loads and continuous operation.
Product Parameters
| Part Number | RB50025 |
| Inner Diameter (mm) | 500 |
| Outer Diameter (mm) | 550 |
| Roller Pitch Diameter (Dpw) | 526.5 |
| Width (mm) | 25 |
| Chamfer (rmin) | 1 |
| Shoulder Size (ds) | 514 |
| Shoulder Size (Dh) | 534 |
| Basic Load Rating (Radial) Cr (kN) | 65.5 |
| Basic Load Rating (Radial) Cor (kN) | 201 |
| weight (kg) | 7.3 |
| Precision Grade | P5/ P4 / P2 |
| Bearing Type | Roller |
| Mounting Holes | Without Holes |
| Load Capacity | High radial, axial, and moment load capability |
| Lubrication | Grease or oil lubrication available |
RB50025 Crossed Roller Bearing - FAQ
What packaging and delivery options are available for the RB50025?
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Each RB50025 bearing is individually packed in a moisture-proof container, vacuum-sealed when needed, and shipped in reinforced export cartons to ensure protection during transport.
How long is the lead time for RB50025 Crossed Roller Bearings?
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Standard sizes are typically available from stock, while customized versions may require 3–4 weeks depending on the specific design or surface treatment requested.
What maintenance does the RB50025 require?
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Routine inspection and light lubrication are usually sufficient. Using clean, high-quality grease extends lifespan and preserves the bearing's high rotational accuracy, especially in high-speed or continuous operation environments.
Is the RB50025 suitable for vertical installation or heavy axial loads?
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Yes. Thanks to its high rigidity and optimized roller arrangement, the RB50025 performs reliably even under combined axial and radial loads, making it suitable for vertical-axis systems and high-load rotary mechanisms.
What is the preload level available for the RB50025?
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RB50025 bearings can be supplied with light, medium, or heavy preload depending on the application. Precision levels such as P5, P4, and P2 are also available to meet different accuracy demands.
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