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By certification 
Four Row Double Row Tapered Roller Bearing 31328X.K11.A180.230, 442210 With Thicker Side
| Model | Boundary dimensions (mm) | Structure | Calculating coefficient | Basic load ratings (KN) | Speed ratings (r/min) | Weight (KG) | ||||||||||||
| d | D | T | B | C | Rsmin | rsmin | e | Y1 | Y2 | Y0 | dyc_Cr | stc_Cor | Grease | Oil | ||||
| 31326X.K11.A160.200 | 130 | 280 | 144 | 44 | 66 | 1.5 | 4 | 6 | 0.83 | 0.83 | 1.22 | 0.8 | 1086 | 1649 | 1400 | 1900 | 40.4 | |
| 442210 | 140 | 2000 | 93.665 | 73.025 | 42 | 5 | 1 | 1 | 0.31 | 2.18 | 3.24 | 2.13 | 422 | 917 | 1300 | 1700 | 9.2 | |
| 31328X.K11.A180.230 | 140 | 3000 | 154 | 47 | 70 | 1.3 | 4 | 6 | 0.83 | 0.82 | 1.22 | 0.8 | 1244 | 1910 | 1300 | 1700 | 51 | |
Feature:
These bearings have tapered rollers which are guided by the thicker side of the cup. The design of the sliding surfaces of the cup and inner ring and the rolling elements when extended converge towards the same single point on the bearing axle. bearing tapered
Double-row and four-row taper roller bearings can bear the radial load and axial load in double directions.
