Detailed description
81576D/81962/81963D Large bore TOW Tapered roller bearings 146.05X244.475X187.325mm
| Item number | 81576D/81962/81963D | |
| Rows | 4-Rows multi-row tapered roller bearings | |
| Series | Imperial | |
| Dimensions (mm) | 146.05X244.475X187.325mm | |
| ID /inch,mm | d | 5.75 inch / 146.05mm |
| OD/inch,mm | D | 9.625 inch / 244.475mm |
| Width/inch,mm | T | 7.375inch / 187.325mm |
| B | 7.562inch / 192.088mm | |
| Weight /refer. (kgs) | 34.1 kgs | |
|
Assembly |
1.Cone | two double inner races |
| 2.Cup | two single+1 double outer race | |
| 3.Spacers | 1 inner race spacer+2 outer race spacers | |
| Structures of roller bearings | TQO structure of large bore tapered roller bearings | |
81576D/81962/81963D large bore 4-row Tapered roller bearings mostly used in rolling mills industry,like Roll necks of high-speed rolling mills and Heavy-duty machine.
| BEARING CODE | BORE | O.D. | WIDTH | |
| d | D | T | B | |
| L521949DE/L521910/L521910DE | 107.9500 | 146.0500 | 106.3650 | 106.3650 |
| 71451D/71750/71751D | 114.3000 | 190.5000 | 207.9630 | 219.0750 |
| L624549D/L624514/L624514D | 120.6500 | 161.9250 | 106.3650 | 106.3650 |
| M224749DW/M224710/M224710D | 120.6500 | 174.6250 | 139.7030 | 141.2880 |
| 48290DW/48220/48220D | 127.0000 | 182.5620 | 158.7500 | 158.7500 |
| 67388D/67322/67322D | 127.0000 | 196.8500 | 193.6750 | 193.6750 |
| 67391D/67322/67323D | 130.1750 | 196.8500 | 200.0250 | 200.0250 |
| 73512D/73875/73876D | 130.1750 | 222.2500 | 127.0000 | 120.3960 |
| 67390D/67322/67322D | 133.3500 | 196.8500 | 193.6750 | 193.6750 |
| 48393D/48320/48320D | 136.5250 | 190.5000 | 161.9250 | 161.9250 |
| 48680DW/48620/48620D | 139.7000 | 200.0250 | 160.3400 | 157.1650 |
| 81576D/81962/81963D | 146.0500 | 244.4750 | 187.3250 | 192.0880 |















