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Inner Ring Ntn Deep Groove Ball Bearing 61821
They are extended inner ring bearings.
Type:2RS
Material:GCr15
| Dimension ( mm) | ||||
| CTB No. | d | D | B | |
| 88500 | 10 | 30 | 9 | 16 |
| 88501 | 12 | 32 | 10 | 15.4 |
| 88502 | 15 | 35 | 11 | 14.399 |
| 88503 | 17 | 40 | 12 | 16.601 |
| 88504 | 20 | 47 | 14 | 17.75 |
| 88505 | 25 | 52 | 15 | 16.749 |
| 88506 | 30 | 62 | 16 | 24 |
| 88507 | 35 | 72 | 17 | 25 |
| 88508 | 40 | 80 | 21 | 27 |
| 88509 | 45 | 85 | 21 | 27 |
| 88510 | 50 | 90 | 22 | 30 |