Detailed description
RU297 cross roller ring
size:210x380x40mm
structure: crossed roller slewing bearing with mounting holes, integrated inner and outer ring,
RU slewing ring bearing models
| P/N | 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 |
| RU178X | 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) | 350 | 540 | 45 | 385 | 505 | 2.5 | 222 | 473 | 35.4 |
| RU445X | 350 | 540 | 45 | 385 | 505 | 2.5 | 222 | 473 | 35.4 |
Equivalent models
| RU Model | CRBF Model | d(mm) | D(mm) | B(mm) |
| / | CRBF 108 AT UU | 10 | 52 | 8 |
| RU42 | CRBF 2012AT UU | 20 | 70 | 12 |
| / | CRBF 2512 AT UU | 25 | 80 | 12 |
| RU66 | CRBF 3515 AT UU | 35 | 95 | 15 |
| RU85 | CRBF 5515 AT UU | 55 | 120 | 15 |
| RU124 | CRBF 8022 A UU | 80 | 165 | 22 |
| RU124(G) | CRBF 8022 AD UU | 80 | 165 | 22 |
| RU124X | CRBF 8022 AT UU | 80 | 165 | 22 |
RU series crossed roller bearing has compact inner/outer ring, provide stable running accuracy and torque, suited for both rotating inner and outer rings.













