Wuxi Guangqiang Bearing Trade Co.,Ltd
| Payment Terms | T/T or western Union or PayPal |
| Supply Ability | 3,000pcs per month |
| Delivery Time | 3 working days after received your payment |
| Packaging Details | Packed in carton firstly,and then reinforced with wooden case for outer packing |
| Material | Chrome Steel |
| Product Name | Ultrathin crossed roller bearings |
| ID(mm) | 203.2 |
| OD(mm) | 279.4 |
| Width(mm) | 31.75 |
| Precision Rating | P5 / P4 / P2 |
| Structure | Cylindrical |
| Warranty | 12 Months |
| Brand Name | GQZ |
| Model Number | XR496052 |
| Certification | ISO9001/ISO14001/GJB9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T or western Union or PayPal | Supply Ability | 3,000pcs per month |
| Delivery Time | 3 working days after received your payment | Packaging Details | Packed in carton firstly,and then reinforced with wooden case for outer packing |
| Material | Chrome Steel | Product Name | Ultrathin crossed roller bearings |
| ID(mm) | 203.2 | OD(mm) | 279.4 |
| Width(mm) | 31.75 | Precision Rating | P5 / P4 / P2 |
| Structure | Cylindrical | Warranty | 12 Months |
| Brand Name | GQZ | Model Number | XR496052 |
| Certification | ISO9001/ISO14001/GJB9001 | Place of Origin | China |
| High Light | Robot Arms tapered roller bearing ，CNC machine roller bearing 203.2mm ，XR496051 robot bearing with warranty | ||
The XR496051 Cross Tapered Roller Bearing is a high-precision bearing designed for CNC machine tools and industrial equipment requiring high rigidity and accuracy. With dimensions of 203.2mm inner diameter, 279.4mm outer diameter, and 31.75mm width (inch series), it is ideal for applications based on imperial standards.
Its cross tapered roller structure enables it to support radial, axial, and moment loads simultaneously, ensuring stable performance, precise rotation, and long service life in demanding machining environments.
| Parameter | XR496051 |
|---|---|
| Model | XR496051 |
| Inner Diameter (ID) | 203.2 mm |
| Outer Diameter (OD) | 279.4 mm |
| Width (H) | 31.75 mm |
| Type | Cross Tapered Roller Bearing |
| Structure | Crossed Tapered Rollers |
| Material | Bearing Steel |
| Preload | Custom |
| Accuracy Class | P5 / P4 optional |
| Application | CNC Machine Tools, Spindles, Industrial Equipment |
| 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 |
Q1: Is XR4960512 an inch size bearing?
A1: Yes, it is designed based on imperial dimensions (203.2×279.4×31.75mm).
Q2: Can it be used in CNC machine spindles?
A2: Yes, it is suitable for high-rigidity and high-precision spindle applications.
Q3: Do you support customization?
A3: Yes, we offer customization for preload, accuracy class, and materials.
Upgrade your CNC system with XR496051 Cross Tapered Roller Bearing.
Contact GQZ Bearing today for pricing, samples, or technical consultation!
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
1989
Total Annual:
1000000-10000000
Employee Number:
10~100
Ecer Certification：
Verified Supplier
Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad... Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...
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