RU Series Crossed Cylindrical Roller Bearings with pre-machined mounting holes, eliminates the need for fixing flanges and support bases. Precision levels reach P5, P4, and P2. Therefore, they are suitable for joints and rotating parts of industrial robots, rotary tables in machining centers, precision rotary worktables, medical devices, calculators, military equipment, IC manufacturing equipment, and other similar applications.
| Model No. | Outline dimensions | Outer holes | Inner holes | Weight | |||||||
| DI | Da | H | r min | ds | Dh | La | na | Li | ni | ||
| mm | mm | mm | mm | mm | mm | mm | mm | kg | |||
| RU 28 | 10 | 52 | 8 | 0.3 | 24 | 29.5 | 42 | 6 Ø3.4 CS Ø6.5×3.2 | 16 | 4 M3 | 0.12 |
| RU 42 | 20 | 70 | 12 | 0.6 | 37 | 47 | 57 | 6 Ø3.4 CS Ø6.5×3.2 | 28 | 6 M3 | 0.29 |
| RU 66 | 35 | 95 | 15 | 0.6 | 59 | 74 | 83 | 8 Ø4.5 CS Ø8×4.3 | 45 | 8 M4 | 0.62 |
| RU 85 | 55 | 120 | 15 | 0.6 | 79 | 93 | 105 | 8 Ø5.5 CS Ø9.5×5.4 | 65 | 8 M5 | 1 |
| RU 124 G | 80 | 165 | 22 | 1 | 114 | 134 | 148 | 10 Ø5.5 CS Ø9.5×5.4 | 97 | 10 Ø5.5 CS Ø9.5×5.4 | 2.6 |
| RU 124 X | 80 | 165 | 22 | 1 | 114 | 134 | 148 | 10 Ø5.5 CS Ø9.5×5.4 | 97 | 10 M5 | 2.6 |
| RU 148 G | 90 | 210 | 25 | 1.5 | 133 | 162 | 187 | 12 Ø9 CS Ø14×8.6 | 112 | 12 Ø9 CS Ø14×8.6 | 4.9 |
| RU 148 X | 90 | 210 | 25 | 1.5 | 133 | 162 | 187 | 12 Ø9 CS Ø14×8.6 | 112 | 12 M8 | 4.9 |
| RU 178 G | 115 | 240 | 28 | 1.5 | 161 | 195 | 217 | 12 Ø9 CS Ø14×8.6 | 139 | 12 Ø9 CS Ø14×8.6 | 6.8 |
| 115 | 240 | 28 | 1.5 | 161 | 195 | 217 | 12 Ø9 CS Ø14×8.6 | 139 | 12 M8 | 6.8 | |
| RU 228 G | 160 | 295 | 35 | 2 | 208 | 246 | 270 | 12 Ø11 CSØ17.5×10.8 | 184 | 12 Ø11 CSØ17.5×10.8 | 11.4 |
| RU 228 X | 160 | 295 | 35 | 2 | 208 | 246 | 270 | 12 Ø11 CSØ17.5×10.8 | 184 | 12 M10 | 11.4 |
| RU 297 G | 210 | 380 | 40 | 2.5 | 272 | 320 | 350 | 16 Ø14 CS Ø20×12.8 | 240 | 16 Ø14 CS Ø20×12.8 | 21.3 |
| RU 297 X | 210 | 380 | 40 | 2.5 | 272 | 320 | 350 | 16 Ø14 CS Ø20×12.8 | 240 | 16 M12 | 21.3 |
| RU 445 G | 350 | 540 | 45 | 2.5 | 417 | 473 | 505 | 24 Ø14 CS Ø20×12.8 | 385 | 24 Ø14 CS Ø20×13.8 | 35.4 |
| RU 445 X | 350 | 540 | 45 | 2.5 | 417 | 473 | 505 | 24 Ø14 CS Ø20×12.8 | 385 | 24 M12 | 35.4 |
