| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| NK 30/20 TN | 40 | ||
| RNA 4905 RS | 42 | ||
| RNAO 30x40x17 | 40 | ||
| NKS 30 | 45 | ||
| RNA 6905 | 42 | ||
| RNAO 30x42x32 | 42 | ||
| NK 30/30 TN | 40 | ||
| RNA 4905.2RS | 42 | ||
| RNAO 30x42x16 | 42 | ||
| NK 29/30 | 38 | ||
| NK 29/20 TN | 38 | ||
| NKS 28 | 42 | ||
| NK 28/30 | 37 | ||
| NK 28/20 | 37 | ||
| RNA 49/22 | 39 | ||
| RNA 69/22 | 39 | ||
| NK 26/16 | 34 | ||
| NK 26/20 | 34 | ||
| NKS 25 | 38 | ||
| NK 25/16 | 33 | ||
| RNA 4904.2RS | 37 | ||
| NK 25/20 | 33 | ||
| RNA 4904 | 37 | ||
| RNA 6904 | 37 | ||
| RNAO 25x35x26 | 35 | ||
| RNA 4904 RS | 37 | ||
| RNAO 25x37x16 | 37 | ||
| RNAO 25x35x17 | 35 | ||
| NK 24/16 | 32 | ||
| NKS 24 | 37 | ||
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