| Bearing type 轴承型号 | Boundary Dimensions（mm）外形尺寸 | ||
|---|---|---|---|
| d 内径 | D 外径 | B 内圈 宽度 | |
| NNU 4934 B/SPW33 | 170 | 230 | 60 |
| NNU 4934 BK/SPW33 | 170 | 230 | 60 |
| NNU 4936 B/SPW33 | 180 | 250 | 69 |
| NNU 4936 BK/SPW33 | 180 | 250 | 69 |
| NNU 4938 B/SPW33 | 190 | 260 | 69 |
| NNU 4938 BK/SPW33 | 190 | 260 | 69 |
| NNU 4940 B/SPW33 | 200 | 280 | 80 |
| NNU 4940 BK/SPW33 | 200 | 280 | 80 |
| NNU 4944 B/SPW33 | 220 | 300 | 80 |
| NNU 4944 BK/SPW33 | 220 | 300 | 80 |
| NNU 4948 B/SPW33 | 240 | 320 | 80 |
| NNU 4948 BK/SPW33 | 240 | 320 | 80 |
| NNU 4952 B/SPW33 | 260 | 360 | 100 |
| NNU 4952 BK/SPW33 | 260 | 360 | 100 |
| NNU 4956 B/SPW33 | 280 | 380 | 100 |
| NNU 4956 BK/SPW33 | 280 | 380 | 100 |
| NNU 4960 B/SPW33 | 300 | 420 | 118 |
| NNU 4960 BK/SPW33 | 300 | 420 | 118 |
| NNU 4964 B/SPW33 | 320 | 440 | 118 |
| NNU 4964 BK/SPW33 | 320 | 440 | 118 |
| NNU 4968 B/SPW33 | 340 | 460 | 118 |
| NNU 4968 BK/SPW33 | 340 | 460 | 118 |
| NNU 4972 B/SPW33 | 360 | 480 | 118 |
| NNU 4972 BK/SPW33 | 360 | 480 | 118 |
| NNU 4976 B/SPW33 | 380 | 520 | 140 |
| NNU 4976 BK/SPW33 | 380 | 520 | 140 |
| NNU 4980 B/SPW33 | 400 | 540 | 140 |
| NNU 4980 BK/SPW33 | 400 | 540 | 140 |
| NNU 4984 B/SPW33 | 420 | 560 | 140 |
| NNU 4984 BK/SPW33 | 420 | 560 | 140 |
