CNC XR897051 Cross Tapered Roller Bearing 1549.4x1828.8x101.6mm Large Bearing for Robot Arms
The XR897051 Cross Tapered Roller Bearing is an ultra-large, heavy-duty precision bearing engineered for robot arms, CNC machines, slewing systems, and other large-scale industrial equipment. With dimensions of 1549.4mm inner diameter, 1828.8mm outer diameter, and 101.6mm width, it provides exceptional load capacity, high rigidity, and smooth rotational performance.
Designed for extreme working conditions, this bearing ensures stable motion, precise positioning, and reliable operation under heavy loads, making it ideal for large robotic systems, automation platforms, and heavy machinery.
- Model: XR897051
- Size: 1549.4x1828.8x101.6mm
- Type: Cross Tapered Roller Bearing
- Ultra-large, heavy-duty design
- Suitable for robot arms, CNC machines, and slewing systems
- Ultra-Large Bearing: Supports heavy-duty industrial and automation systems.
- High Load Capacity: Handles radial, axial, and moment loads simultaneously.
- Precision Engineering: Cross tapered rollers ensure smooth and accurate rotation.
- Heavy-Duty Construction: Durable bearing steel for long service life.
- Robot Arm & CNC Compatible: Optimized for large-scale rotary and automation applications.
- Reliable Performance: Designed for extreme working conditions and continuous operation.
| Parameter | Specification |
|---|---|
| Model | XR897051 |
| Inner Diameter (ID) | 1549.4 mm |
| Outer Diameter (OD) | 1828.8 mm |
| Width (H) | 101.6 mm |
| Type | Cross Tapered Roller Bearing |
| Structure | Crossed Tapered Rollers |
| Material | Bearing Steel |
| Preload | Custom |
| Accuracy Class | P5 / P4 optional |
| Application | Robot Arms, CNC Machines, Slewing Systems, Heavy Equipment |
- Robot Arms – High precision motion for large-scale robotics.
- CNC Machines – Smooth rotation and high rigidity for large components.
- Slewing Systems – Reliable rotation for cranes and rotary platforms.
- Heavy Industrial Equipment – Stable performance under extreme loads.
| Timken | KG | d | D | B | r | Cr (KN) | Co (KN) | Cr (KN) | ||
|---|---|---|---|---|---|---|---|---|---|---|
| - | 4.9 | 150 | 230 | 30 | 1 | 95.2 | 156 | 111 | 279 | 1100 |
| - | 5.15 | 160 | 240 | 30 | 1.1 | 96.8 | 162 | 118 | 300 | 1000 |
| - | 6.7 | 200 | 280 | 30 | 1.5 | 102 | 175 | 120 | 320 | 9000 |
| XR496051 | 5.59 | 203.2 | 279.4 | 31.75 | 1.5 | 110 | 188 | 134 | 348 | 850 |
| XR496052 | 5.59 | 203.2 | 279.4 | 31.75 | 1.5 | 110 | 188 | 134 | 348 | 850 |
| - | 5.4 | 240 | 300 | 30 | 1 | 88 | 184 | 114 | 361 | 750 |
| - | 4.5 | 250 | 310 | 25 | 1 | 88 | 188 | 114 | 361 | 700 |
| - | 13 | 250 | 350 | 40 | 1.3 | 187 | 355 | 228 | 657 | 670 |
| JXR637050 | 12.5 | 300 | 400 | 36.492 | 1.5 | 183 | 355 | 223 | 657 | 560 |
| JXR637050 | 12.5 | 300 | 400 | 37 | 1.5 | 183 | 355 | 223 | 657 | 560 |
| JXR678054 | 38 | 300 | 480 | 60 | 1.5 | 258 | 495 | 35 | 920 | 600 |
| JXR652050 | 19.5 | 310 | 425 | 45 | 2.5 | 216 | 427 | 281 | 837 | 640 |
| JXR678052 | 32 | 330.2 | 457.2 | 63.5 | 3.3 | 264 | 515 | 312 | 954 | 620 |
| - | 27 | 350 | 470 | 50 | 3.3 | 308 | 635 | 376 | 1180 | 560 |
| JXR699050 | 30 | 370 | 495 | 50 | 3.3 | 93.6 | - | 119 | - | 600 |
| - | 15 | 400 | 480 | 40 | 1.1 | 216 | 497 | 281 | 957 | 430 |
| - | 46.5 | 400 | 550 | 60 | 2.5 | 429 | 920 | 523 | 1700 | 400 |
| XR736052 | 27.5 | 432.003 | 571.5 | 38.1 | 3.3 | 83 | 910 | 530 | 1600 | 400 |
| JXR766051 | 51 | 457.2 | 609.6 | 63.5 | 3.3 | 396 | 856 | 514 | 1680 | 420 |
| JXR766052 | 62 | 424.95 | 614.924 | 65 | 3.3 | 470 | 960 | 600 | 1720 | 380 |
| JXR820060 | 100 | 580 | 760 | 80 | 3.3 | 627 | 1380 | 765 | 2560 | 300 |
| JXR820061 | 100 | 580 | 760 | 80 | 6.4 | 627 | 1380 | 765 | 2560 | 300 |
| JXR836050 | 148 | 600 | 830 | 80 | 6.4 | 680 | 1460 | 820 | 2870 | 300 |
| JXR8444050 | 150 | 685.8 | 914.4 | 79.375 | 6.4 | 693 | 1660 | 900 | 3250 | 260 |
| JXR855053 | 150 | 685.8 | 914.4 | 79.375 | 3.3 | 693 | 1660 | 900 | 3250 | 260 |
| JXR855056 | 150 | 685.8 | 914.4 | 79.375 | 3.3 | 693 | 1660 | 900 | 3250 | 260 |
| JXR882054 | 185 | 901.7 | 1117.6 | 82.555 | 3 | 781 | 2060 | 1060 | 4290 | 200 |
| JXR882055 | 185 | 901.7 | 1117.6 | 82.555 | 3.3 | 781 | 2060 | 1060 | 4290 | 200 |
| JXR882058 | 158 | 939.8 | 1117.6 | 82.55 | 3 | 920 | 2580 | 1200 | 5000 | 200 |
| - | 215 | 950 | 1170 | 85 | 3 | 968 | 2690 | 1310 | 5600 | 215 |
| JXR889058 | 430 | 1028.7 | 1327.15 | 114.3 | 3.3 | 1230 | 3310 | 1600 | 6490 | 430 |
| JXR889059 | 358 | 1028.7 | 1327.15 | 95.25 | 3.3 | 1060 | 3100 | 1420 | 6020 | 450 |
| JXR889060 | 430 | 1028.7 | 1327.15 | 114.3 | 3.3 | 1230 | 3310 | 1600 | 6490 | 430 |
| - | 350 | 1270 | 1524 | 95.25 | 3.3 | 1300 | 3830 | 1760 | 2980 | 95 |
| JXR897051 | 500 | 1549.4 | 1828.8 | 101.6 | 3.3 | 1400 | 4510 | 1890 | 9400 | 80 |
| - | 675 | 1879.6 | 2197.1 | 101.6 | 5.4 | 1510 | 5240 | 2040 | 10900 | 43 |
| - | 1130 | 2463.8 | 2819.4 | 114.3 | 5.4 | 2330 | 8740 | 3150 | 18200 | 18200 |
- Precision Manufacturing Expertise
- Stable Quality & Performance
- Flexible Customization Options
- Fast Delivery & Global Supply




Q1: Is XR897051 suitable for large robot arms?
A1: Yes, it is specifically designed for ultra-large robot arms and automation systems.
Q2: Can it handle heavy loads continuously?
A2: Yes, it supports radial, axial, and moment loads under continuous operation.
Q3: Do you offer custom sizes or precision grades?
A3: Yes, customization is available for preload, accuracy class, and materials.
Equip your ultra-large machinery with XR897051 Cross Tapered Roller Bearing.
Contact GQZ Bearing today for pricing, samples, or technical consultation!
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