Description
Reviews
| Brand | - |
| Category | Root / Home Furniture |
| Origin | - |
| Model Number | RU297 / RU228 / RU445 |
| Material | High-Carbon Chromium Steel |
| Bearing Type | Crossed Roller Bearing |
| Application | Robotics, Indexing Plates, Rotary Tables |
| Precision Grade | P5 / P4 |
| Cage Material | Brass or Steel Retainer |
| Seal Type | Non-contact Rubber Seals |
| Load Capacity | High Radial and Axial Load |
| Surface Treatment | Anti-Corrosion Coating |
| Package Includes | 1 x Bearing Unit, Mounting Hardware |
Anonymous
Mar 26, 2026
Rating: 5/5
Reliable and precise
Installation was straightforward with the provided holes. The bearing maintains its position well under lateral stress.
Anonymous
Mar 19, 2026
Rating: 4/5
Great quality, slightly heavy
Solid construction and very smooth rotation. It is a bit heavier than I anticipated, but that speaks to the durability of the steel used.
Anonymous
Mar 16, 2026
Rating: 5/5
Perfect for my robotic arm project
The precision on this RU297 bearing is outstanding. It fits perfectly into my custom indexing plate setup and handles the load smoothly without any wobble.
Anonymous
Mar 05, 2026
Rating: 5/5
Smooth operation out of the box
No grinding noise, very quiet operation. The seals seem robust enough to keep dust out in my workshop environment.
Anonymous
Mar 02, 2026
Rating: 5/5
Excellent for high-torque applications
We used the RU445 model for our rotary table. The crossed roller design provides exceptional rigidity. Highly recommended for professional use.
Anonymous
Mar 02, 2026
Rating: 4/5
Good value for the price
Comparable to more expensive brands we have used previously. The RU228 size was exactly what we needed for our prototype.
Q: Can I use this outdoors?
A: While it has anti-corrosion coating and seals, we recommend additional protective housing if the unit will be exposed to direct rain or harsh chemicals.
Q: What is the maximum rotational speed for the RU297 model?
A: The RU297 is designed primarily for high-load, low-to-moderate speed indexing applications. We recommend consulting the specific datasheet for exact RPM limits based on your load conditions.
Q: Are mounting bolts included in the package?
A: Yes, the package includes the necessary mounting hardware compatible with the standard bolt patterns for these models.
Q: Does this bearing come pre-lubricated?
A: Yes, all our crossed roller bearings are factory pre-lubricated with high-quality grease suitable for standard operating temperatures.
Q: Is there a warranty on these bearings?
A: Yes, all our industrial bearings come with a 12-month manufacturer warranty covering defects in materials and workmanship.
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