Detailed description
Four-row cylindrical bearings are almost exclusive to metals industry and carry heavy radial loads in steel, aluminum and other metal rolling mills.
Design Attributes
Design offers very high radial load capacity. No thrust capacity.
Straight and tapered bores available.
Inner races are interchangeable with outer assemblies.
313822/507339 – four row cylindrical roller bearings 313822/507339 details as bellow:
d: 280 mm
D: 390 mm
B: 220 mm
m: 81.5 kg Mass
Cr: 2280 KN Basic dynamic load rating, radial
C0r: 4300 KN Basic static load rating, radial
China model:FC5678220
| Model | Boundary Dimension(mm) | Loading | Limiting Speed | Weight | ||||||
| (KN) | (r/min) | (kg) | ||||||||
| THKF | d | D | B | FW | r | Cr | Co | Grease | Oil | |
| FC4868192 | 240 | 340 | 192 | 269 | 2.1 | 1499 | 3868 | 1200 | 1500 | 58 |
| FC4872220 | 240 | 360 | 220 | 272 | 2.1 | 1985 | 4634 | 1200 | 1500 | 80.4 |
| FC5070100 | 250 | 350 | 170 | 274 | 3 | 1600 | 4200 | 1200 | 1500 | |
| FC5070220 | 250 | 350 | 220 | 278 | 3 | 1805 | 4706 | 1200 | 1500 | 66.8 |
| FC5072220 | 250 | 360 | 220 | 282 | 3 | 1952 | 4661 | 1100 | 1400 | 78 |
| FC5272192 | 260 | 360 | 192 | 288 | 3 | 1608 | 4092 | 1100 | 1400 | 63.3 |
| FC5272200 | 260 | 360 | 200 | 288 | 3 | 1684 | 4342 | 1100 | 1400 | 65.1 |
| FC5274200 | 260 | 370 | 200 | 292 | 3 | 1768 | 4513 | 1100 | 1400 | 74.6 |
| FC5274220 | 260 | 370 | 220 | 292 | 3 | 1933 | 4922 | 1100 | 1400 | 77.3 |
| FC5276220 | 260 | 380 | 220 | 292 | 3 | 1516 | 4513 | 1100 | 1400 | 80.3 |
| FC5276280 | 260 | 380 | 280 | 294 | 3 | 1960 | 5710 | 1060 | 1300 | 90.6 |
| FC5280200 | 260 | 400 | 200 | 296 | 4 | 1795 | 4051 | 1020 | 1250 | 95.6 |
| FCD5280290 | 260 | 400 | 290 | 296 | 4 | 2780 | 7100 | 1020 | 1250 | 134.7 |
| FC5476230 | 270 | 380 | 230 | 298 | 3 | 2180 | 5500 | 1000 | 1300 | 86.6 |
| FCD5476275 | 270 | 380 | 275 | 296 | 3 | 2200 | 5600 | 1000 | 1300 | 101.8 |
| FC5478240 | 270 | 390 | 240 | 298 | 3 | 2160 | 5550 | 1000 | 1300 | 99 |
| FC5480220 | 270 | 400 | 220 | 305 | 3 | 1833 | 4570 | 1000 | 1200 | 100 |
| FC5678220 | 280 | 390 | 220 | 312 | 3 | 2110 | 5357 | 1000 | 1200 | 81.2 |
| FC5678240 | 280 | 390 | 240 | 312 | 3 | 2099 | 5755 | 1000 | 1200 | 93 |
| FCD5678275 | 280 | 390 | 275 | 312 | 3 | 2472 | 6534 | 1000 | 1200 | 107.8 |
| FC5680220 | 280 | 400 | 220 | 314 | 3 | 2200 | 5300 | 1000 | 1200 | 90.2 |
| FCD5684275 | 280 | 420 | 275 | 318 | 4 | 2460 | 6200 | 1000 | 1200 | 137.2 |
| FC5684280 | 280 | 420 | 280 | 318 | 3 | 2760 | 6510 | 950 | 1200 | 140 |
| FC5882240 | 290 | 410 | 240 | 320 | 4 | 2450 | 6200 | 950 | 1150 | 105.7 |
| FCD5884300 | 290 | 420 | 300 | 327 | 4 | 2450 | 6500 | 950 | 1150 | 143.3 |
| FC6084240 | 300 | 420 | 240 | 332 | 4 | 2460 | 6334 | 900 | 1100 | 109.9 |
| FCD6084300 | 300 | 420 | 300 | 332 | 4 | 3740 | 8740 | 920 | 1100 | 133.6 |
| FCD6088320 | 300 | 440 | 320 | 336 | 4200 | 9400 | 920 | 1100 | 151 | |
| FCD6488240 | 320 | 440 | 240 | 351 | 4 | 2498 | 6567 | 800 | 1000 | 113.3 |
| FCD6488300 | 320 | 440 | 300 | 352 | 3 | 2530 | 7660 | 800 | 1000 | 142.3 |
| FC6490240 | 320 | 450 | 240 | 355 | 4 | 2685 | 6916 | 800 | 1000 | 121.4 |
| FCD6492280 | 320 | 460 | 280 | 358 | 4 | 2450 | 6534 | 800 | 1000 | 159 |
| FCD6492300 | 320 | 460 | 300 | 358 | 4 | 2800 | 7450 | 800 | 1000 | 134.6 |
| FCD6492340 | 320 | 460 | 340 | 358 | 4 | 3420 | 8894 | 800 | 1000 | 186.2 |
| FCD6496290 | 320 | 480 | 290 | 364 | 4 | 2850 | 7569 | 800 | 1000 | 187.8 |
| Model | Boundary Dimension(mm) | Loading | Limiting Speed | Weight | ||||||
| (KN) | (r/min) | (kg) | ||||||||
| THKF | d | D | B | FW | r | Cr | Co | Grease | Oil | |
| FC4868192 | 240 | 340 | 192 | 269 | 2.1 | 1499 | 3868 | 1200 | ||












