| Bearing model | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| NNU 4964 B/SPW33 | 320 | 440 | 118 |
| NNU 4964 BK/SPW33 | 320 | 440 | 118 |
| NNU 4960 B/SPW33 | 300 | 420 | 118 |
| NNU 4960 BK/SPW33 | 300 | 420 | 118 |
| NN 3060 K/SPW33 | 300 | 460 | 118 |
| NN 3056 K/SPW33 | 280 | 420 | 106 |
| NNU 4956 B/SPW33 | 280 | 380 | 100 |
| NNU 4956 BK/SPW33 | 280 | 380 | 100 |
| NN 3052 K/SPW33 | 260 | 400 | 104 |
| NNU 4952 BK/SPW33 | 260 | 360 | 100 |
| NNU 4952 B/SPW33 | 260 | 360 | 100 |
| NN 3048 K/SPW33 | 240 | 360 | 92 |
| NNU 4948 B/SPW33 | 240 | 320 | 80 |
| NNU 4948 BK/SPW33 | 240 | 320 | 80 |
| NNU 4944 B/SPW33 | 220 | 300 | 80 |
| NN 3044 K/SPW33 | 220 | 340 | 90 |
| NNU 4944 BK/SPW33 | 220 | 300 | 80 |
| NN 3040 K/SPW33 | 200 | 310 | 82 |
| NNU 4940 BK/SPW33 | 200 | 280 | 80 |
| NNU 4940 B/SPW33 | 200 | 280 | 80 |
| NNU 4938 BK/SPW33 | 190 | 260 | 69 |
| NNU 4938 B/SPW33 | 190 | 260 | 69 |
| NN 3038 K/SPW33 | 190 | 290 | 75 |
| NNU 4936 B/SPW33 | 180 | 250 | 69 |
| NNU 4936 BK/SPW33 | 180 | 250 | 69 |
| NN 3036 K/SPW33 | 180 | 280 | 74 |
| NNU 4934 B/SPW33 | 170 | 230 | 60 |
| NNU 4934 BK/SPW33 | 170 | 230 | 60 |
| NN 3034 K/SPW33 | 170 | 260 | 67 |
| NNU 4932 BK/SPW33 | 160 | 220 | 60 |
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