Tapered Thrust Roller Bearing
The Tapered Thrust Roller Bearing is a specialized thrust bearing designed to support very high axial loads in one direction. It features tapered rollers arranged along conical raceways, allowing for excellent load concentration, high rigidity, and stable running performance. With precise geometry and line-contact rolling elements, this bearing delivers outstanding axial load capacity and long service life under heavy-duty conditions.
Because of its tapered design, this bearing can efficiently accommodate axial forces while maintaining low friction and reducing heat generation. Compared with thrust ball bearings, the tapered thrust roller bearing provides significantly higher load-carrying ability and better shock resistance, making it suitable for applications involving heavy loads, impact, or vibration. However, it is not designed to support radial loads.
This bearing performs reliably in medium to low rotational speeds and offers superior stability where strong axial forces are present. It is widely used in gearboxes, rolling mills, lifting systems, construction machinery, and other industrial equipment requiring robust one-direction axial support.
| Boundary dimensions | Basic load ratings | Designations | Mass | ||||||||
| mm | kN | Current | Original | kg | |||||||
| D | D1 | d1 | T | R | M 1 | M 2 | rmin | Coa | |||
| 150 | 148 | 127 | 48 | 228.6 | M12 | - | 1.5 | 1630 | TTSV150 | 4297/150 | 5 |
| 175 | 173 | 152 | 53 | 228.6 | M12 | - | 1.5 | 2180 | TTSV175 | 4297/175 | 8 |
| 203 | 201 | 178 | 65 | 254 | M12 | - | 1.5 | 2540 | TTSV203 | 4297/203 | 11 |
| 205 | 203 | 178 | 65 | 254 | M20 | - | 1.5 | 3370 | TTSV205 | 4297/205 | 15 |
| 235 | 233 | 208 | 73 | 280 | M20 | - | 1.5 | 3370 | TTSV235 | 4297/235 | 18 |
| 265 | 263 | 229 | 81 | 304.8 | M20 | - | 1.5 | 4130 | TTSV265 | 4297/265 | 24 |
| 320 | 318 | 280 | 95 | 380 | M24 | - | 1.5 | 7370 | TTSV320 | 4297/320 | 42 |
| 377 | 375 | 330 | 112 | 457.2 | M24 | - | 2.5 | 8230 | TTSV377 | 4297/377 | 86 |
| 380 | 378 | 330 | 112 | 457.2 | M24 | M30 | 1.5 | 8220 | TTSV380 | 4297/380 | 67 |
| 410 | 408 | 355 | 122 | 508 | M24 | M30 | 3 | 11300 | TTSV410 | 4297/410 | 115 |
| 440 | 438 | 380 | 130 | 508 | M24 | M36 | 3 | 18500 | TTSV440 | 4297/440 | 140 |
| 495 | 492 | 432 | 146 | 558.8 | M24 | M36 | 3 | 19100 | TTSV495 | 4297/495 | 198 |
| 525 | 522 | 460 | 155 | 635 | M24 | M36 | 3 | 20380 | TTSV525 | 4297/525 | 210 |
| 555 | 552 | 482 | 165 | 635 | M24 | M36 | 3 | 21380 | TTSV555 | 4297/555 | 275 |
| 580 | 577 | 510 | 165 | 710 | M24 | M42 | 3 | 23540 | TTSV580 | 4297/580 | 250 |
| 610 | 607 | 533 | 178 | 762 | M30 | M42 | 3 | 24170 | TTSV610 | 4297/610 | 350 |
| 640 | 637 | 550 | 185 | 762 | M30 | M42 | 3 | 28670 | TTSV640 | 4297/640 | 410 |

 
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