INA XU280680 High Quality Crossed Roller Bearing 280×680×86mm for CNC & Automation Systems
Product Overview
The XU280680 crossed roller bearing is designed for high-performance CNC systems and industrial automation applications that require precision, rigidity, and smooth operation.
Its advanced crossed roller structure allows it to support axial, radial, and moment loads simultaneously, making it ideal for high-precision applications in harsh operating environments.
Factory direct price and wholesale supply available. Request a quote within 24 hours.
Applications
This model is widely used in:
- CNC rotary tables
- Industrial automation systems
- Robotics and positioning platforms
- Heavy-duty precision equipment
Perfect for applications requiring high precision, large diameter rotation, and long-term stability.
Key Advantages
- High rigidity structure for precise positioning systems
- Smooth rotation with low friction
- Supports axial, radial, and moment loads
- Long service life under continuous, high-load operation
- Increased performance for heavy-duty and high-precision machinery
Designed to enhance machining accuracy and system stability.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | XU280680 |
| Inner Diameter (ID) | 280 mm |
| Outer Diameter (OD) | 680 mm |
| Width | 86 mm |
| Structure | Crossed Roller Slewing Bearing |
| Gear Type | Without Gear |
| Material | High-quality Bearing Steel |
| Application | CNC / Automation Systems |
| Customization | Available |
Interchangeable Brands
This bearing can replace models from:
- INA Bearings crossed roller bearings
- Other equivalent international brands
Suitable for maintenance, replacement, and OEM solutions.
Related Models for Selection
| INA | Weight (Kg) | Da | di | La | dB | na | Li | H | h | da | Di | ds | ts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| XU050077 | 1.4 | 112 | 40 | 97 | 6.6 | 6 | 56 | 22 | 21 | 74 | 77.5 | 11 | 5.5 |
| XU060094 | 2.4 | 140 | 57 | 120 | 9 | 6 | 70 | 26 | 25 | 93.4 | 94.6 | 15 | 6 |
| XU060111 | 1.2 | 145.79 | 76.2 | 133.1 | 6.9 | 8 | 88.9 | 15.87 | 15.87 | - | 111.8 | 11 | 6.35 |
| XU080120 | 4 | 170 | 69 | 177.8 | 9 | 6 | 90 | 30 | 29 | 119.4 | 120.6 | 15 | 9 |
| XU080149 | 3.6 | 196.85 | 101.6 | 147.8 | 6.9 | 16 | 115.8 | 22.22 | 22.22 | - | 149.6 | 11 | 6.35 |
| XU120179 | 7 | 234 | 124.5 | 214 | 11 | 12 | 144.5 | 35 | 30 | 178 | 180 | - | - |
| XU120222 | 12 | 300 | 140 | 270 | 16 | 12 | 170 | 36 | 30 | 220 | 222 | - | - |
| XU160220 | 16 | 302 | 138 | 270 | 18 | 10 | 170 | 46 | 41 | 219 | 221 | - | - |
| XU160260 | 15 | 329 | 191 | 305 | 14 | 20 | 215 | 46 | 41 | 259 | 261 | - | - |
| XU080264 | 6.9 | 311 | 215.9 | 295.3 | 8.7 | 12 | 231.8 | 25.4 | 25.4 | 263.4 | 264.6 | 13.7 | 8.6 |
| XU180380 | 45 | 485 | 275 | 453 | 18 | 16 | 307 | 55 | 50 | 379 | 381 | - | - |
| XU160405 | 25 | 474 | 336 | 450 | 14 | 30 | 360 | 46 | 41 | 404 | 406 | - | - |
| XU080430 | 12 | 480 | 380 | 462 | 9 | 20 | 398 | 26 | 26 | 429.4 | 430.6 | 15 | 9 |
| XU180412 | 40 | 501 | 324 | 469 | 18 | 18 | 356 | 55 | 50 | 411 | 413 | - | - |
| XU180433 | 42 | 522 | 344 | 4190 | 18 | 20 | 376 | 55 | 50 | 432 | 434 | - | - |
| XU220460 | 64 | 568 | 356 | 524 | 22 | 18 | 396 | 64 | 59 | 459 | 461 | - | - |
| XU180475 | 46 | 562 | 388 | 530 | 18 | 20 | 420 | 55 | 50 | 474 | 476 | - | - |
| XU300515 | 115 | 646 | 384 | 598 | 26 | 18 | 432 | 86 | 79 | 514 | 516 | - | - |
| XU240545 | 94 | 655 | 435 | 615 | 22 | 24 | 475 | 79 | 72 | 544 | 546 | - | - |
| XU220574 | 82 | 680 | 468 | 640 | 22 | 20 | 508 | 68 | 61 | 573 | 575 | - | - |
| XU300586 | 115 | 704 | 468 | 664 | 22 | 18 | 508 | 86 | 79 | 585 | 587 | - | - |
| XU280680 | 120 | 798 | 565 | 755 | 22 | 30 | 605 | 79 | 72 | 679 | 681 | - | - |
| XU300785 | 155 | 900 | 670 | 860 | 22 | 36 | 710 | 86 | 79 | 784 | 786 | - | - |
| XU260823 | 140 | 933 | 713 | 893 | 22 | 36 | 753 | 79 | 72 | 822 | 824 | - | - |
| XU160897 | 67 | 976 | 818 | 944 | 18 | 36 | 850 | 50 | 43 | 896 | 898 | - | - |
Not sure which model fits your application? Contact us for selection support.
Why Choose GQZ Bearing
- 25+ years experience in industrial bearing manufacturing
- Rich experience in CNC and precision equipment applications
- Strict quality inspection before shipment
- OEM and custom bearing solutions available
- Fast response within 24 hours
- Stable supply for long-term cooperation
We help customers ensure precision, reliability, and long-term performance.
Quality Control
- Raw material inspection
- Precision machining process
- Heat treatment control
- Clearance and rotation testing
- Final inspection before delivery
Ensuring consistent quality for every bearing.
Get a Quote Now
Looking for a reliable slewing bearing supplier?
Send your inquiry today to get:
- Quotation within 24 hours
- Technical support from engineers
- Custom solution suggestions
- Competitive factory price
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FAQ
Q1: Is XU280680 suitable for CNC rotary tables?
Yes, it is designed for CNC systems requiring high rigidity and precision.
Q2: Is this an original INA product?
No, this is not an original INA Bearings product. It is a compatible replacement manufactured by GQZ Bearing with similar performance and dimensions.
Q3: Do you offer customization?
Yes, customization is available based on drawings or application requirements.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.