| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| RNA 4909.2RS | 68 | ||
| RNAO 50x65x40 | 65 | ||
| NK 50/25 TN | 62 | ||
| NKS 50 | 65 | ||
| RNAO 50x62x20 | 62 | ||
| RNAO 50x65x20 | 65 | ||
| NK 50/35 TN | 62 | ||
| RNA 4908 | 62 | ||
| RNA 4908 RS | 62 | ||
| RNA 4908.2RS | 62 | ||
| RNA 6908 | 62 | ||
| NK 47/20 | 57 | ||
| NK 47/30 | 57 | ||
| RNAO 45x62x40 | 62 | ||
| RNAO 45x55x17 | 55 | ||
| NK 45/20 TN | 55 | ||
| NKS 45 | 60 | ||
| NK 45/30 TN | 55 | ||
| NKS 43 | 58 | ||
| NK 43/20 | 53 | ||
| NK 43/30 | 53 | ||
| RNA 4907.2RS | 55 | ||
| RNA 4907 | 55 | ||
| RNA 6907 | 55 | ||
| NK 42/20 | 52 | ||
| NK 42/30 | 52 | ||
| RNA 4907 RS | 55 | ||
| RNAO 40x55x40 | 55 | ||
| RNAO 40x55x20 | 55 | ||
| NKS 40 | 55 | ||
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