high precision slewing bearing:THK type RU297(G) Crossed Roller Bearing,Integrated Inner/Outer Ring Type, with mounting holes, without gear teeth.
| RU297(G) Crossed Roller Bearing | |||
| Shaft dia: | 210 mm | ||
| d | 210 mm | ||
| D | 380 mm | ||
| dp | 297.3 mm | Roller pitch circle dia. | |
| B | 40 mm | ||
| d1 | 6 mm | ||
| r/min | 2.5 r/min | Rotational speed | |
 | ds (max) | 272 mm | Shoulder Height |
| Dh (min) | 320 mm | Shoulder Height | |
| Cr | 156 KN | Basic static load rating | |
| Cor | 281 KN | Basic dynamic load rating | |
| Mass | 21.3 kg | ||
| PCD1 | 240 mm | ||
| 16-φ14 drilled through, φ20 counter bore depth 13 | Mounnting hole | ||
| PCD2 | 270 mm | ||
| 16-φ14 drilled through, φ20 counter bore depth 13 | M | ||
| d | D | B | PCD1 | PCD2 | rsmin | Cr (KN) | Cor (KN) | Mass(kg) | |
| RU42 | 20 | 70 | 12 | 28 | 57 | 0.6 | 7.35 | 8.35 | 0.29 |
| RU66 | 35 | 95 | 15 | 45 | 83 | 0.6 | 17.5 | 22.3 | 0.62 |
| RU85 | 55 | 120 | 15 | 65 | 105 | 0.6 | 20.3 | 29.5 | 1 |
| RU124(G) | 80 | 165 | 22 | 97 | 148 | 1 | 33.1 | 50.9 | 2.6 |
| RU124X | 80 | 165 | 22 | 97 | 148 | 1 | 33.1 | 50.9 | 2.6 |
| RU148(G) | 90 | 210 | 25 | 112 | 187 | 1.5 | 49.1 | 76.8 | 4.9 |
| RU148X | 90 | 210 | 25 | 112 | 187 | 1.5 | 49.1 | 76.8 | 4.9 |
| RU178(G) | 115 | 240 | 28 | 139 | 217 | 1.5 | 80.3 | 135 | 6.8 |
| RU178XUUC0 | 115 | 240 | 28 | 139 | 217 | 1.5 | 80.3 | 135 | 6.8 |
| RU228(G) | 160 | 295 | 35 | 184 | 270 | 2 | 104 | 173 | 11.4 |
| RU228X | 160 | 295 | 35 | 184 | 270 | 2 | 104 | 173 | 11.4 |
| RU297(G) | 210 | 380 | 40 | 240 | 350 | 2.5 | 156 | 281 | 21.3 |
| RU297X | 210 | 380 | 40 | 240 | 350 | 2.5 | 156 | 281 | 21.3 |
| RU445(G)UUCC0 | 350 | 540 | 45 | 385 | 505 | 2.5 | 222 | 473 | 35.4 |
| RU445X | 350 | 540 | 45 | 385 | 505 | 2.5 | 222 | 473 | 35.4 |
Email: sales@vvbearing.com
