RU SERIES
THK CROSSED ROLLER BEARING
part1 of THK ru
| PRODUCTS | Shaft diameter |
Major dimensions | |||||
| Inner diameter d |
Outer diameter D |
Roller pitch circle diameter dp |
Width B |
Greasing hole d1 |
rmin | ||
| RU 42 | 20 | 20 | 70 | 41.5 | 12 | 3.1 | 0.6 |
| RU 66 | 35 | 35 | 95 | 66 | 15 | 3.1 | 0.6 |
| RU 85 | 55 | 55 | 120 | 85 | 15 | 3.1 | 0.6 |
| RU 124 (G) | 80 | 80 | 165 | 124 | 22 | 3.1 | 1 |
| RU 124X | 80 | 80 | 165 | 124 | 22 | 3.1 | 1 |
| RU 148 (G) | 90 | 90 | 210 | 147.5 | 25 | 3.1 | 1.5 |
| RU 148X | 90 | 90 | 210 | 147.5 | 25 | 3.1 | 1.5 |
| RU 178 (G) | 115 | 115 | 240 | 178 | 28 | 3.1 | 1.5 |
| RU 178X | 115 | 115 | 240 | 178 | 28 | 3.1 | 1.5 |
| RU 228 (G) | 160 | 160 | 295 | 227.5 | 35 | 6 | 2 |
| RU 228X | 160 | 160 | 295 | 227.5 | 35 | 6 | 2 |
| RU 297 (G) | 210 | 210 | 380 | 297.3 | 40 | 6 | 2.5 |
| RU 297X | 210 | 210 | 380 | 297.3 | 40 | 6 | 2.5 |
| RU 445 (G) | 350 | 350 | 540 | 445.4 | 45 | 6 | 2.5 |
| RU 445X | 350 | 350 | 540 | 445.4 | 45 | 6 | 2.5 |
part2 of THK ru
| PRODUCTS | Shoulder dimensions |
Basic load rating (radial) |
Mass (kg) |
||
| ds | Dh | C (kN) |
C0 （kN） |
||
| RU 42 | 37 | 47 | 7.35 | 8.35 | 0.29 |
| RU 66 | 59 | 74 | 17.5 | 22.3 | 0.62 |
| RU 85 | 79 | 93 | 20.3 | 29.5 | 1 |
| RU 124 (G) | 114 | 134 | 33.1 | 50.9 | 2.6 |
| RU 124X | 114 | 134 | 33.1 | 50.9 | 2.6 |
| RU 148 (G) | 133 | 162 | 49.1 | 76.8 | 4.9 |
| RU 148X | 133 | 162 | 49.1 | 76.8 | 4.9 |
| RU 178 (G) | 161 | 195 | 80.3 | 135 | 6.8 |
| RU 178X | 161 | 195 | 80.3 | 135 | 6.8 |
| RU 228 (G) | 208 | 246 | 104 | 173 | 11.4 |
| RU 228X | 208 | 246 | 104 | 173 | 11.4 |
| RU 297 (G) | 272 | 320 | 156 | 281 | 21.3 |
| RU 297X | 272 | 320 | 156 | 281 | 21.3 |
| RU 445 (G) | 417 | 473 | 222 | 473 | 35.4 |
| RU 445X | 417 | 473 | 222 | 473 | 35.4 |