Bearings use for Rail Transit
| Dimension(mm) | Designations | Mass | ||||
| d | D | T | B | C | Current | ≈ |
| 130 | 230 | 150 | 222 | 150 | 352226X2-2RZ | 29.95 |
| 157.15 | 252.489 | 177.8 | 273 | 184.15 | F6?×12 | 37.00 |
| 144.45 | 220.662 | 155.576 | 241.2 | 163.512 | E 6×11 | 23.40 |
| 230.2 | 301.625 | 125.415 | 215.9 | 140.097 | M241547/M241513XD/HC4 | 36.80 |
| 131.75 | 207.962 | 146.05 | 226.8 | 152.4 | HM127446/HM127415XD | 20.60 |
| 157.15 | 252.489 | 177.8 | 272.8 | 184.277 | TBU6?×12 | 37.00 |
| 144.45 | 220.663 | 155.576 | 241.3 | 163.627 | TBU6×11-2 | 23.40 |
| 36-232726 E2M | 17.00 | |||||
| 36-42726 E2M | 17.00 | |||||
| 130 | 240 | 160 | WJ+WJP130/240 TN/P64 | 30.10 | ||