| Bearing type | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| UK205 | 20 | 52 | 35 |
| UK206 | 25 | 62 | 38 |
| UK207 | 30 | 72 | 43 |
| UK208 | 35 | 80 | 46 |
| UK209 | 40 | 85 | 50 |
| UK210 | 45 | 90 | 55 |
| UK211 | 50 | 100 | 59 |
| UK212 | 55 | 110 | 62 |
| UK213 | 60 | 120 | 65 |
| UK215 | 65 | 130 | 73 |
| UK216 | 70 | 140 | 78 |
| UK217 | 75 | 150 | 82 |
| UK218 | 80 | 160 | 86 |
| VK100-208-KTT-B-AH10 | 25.4 | 80 | 36.5 |
| VKE28-209-KTT-B-GA47/70 | 28 | 85 | 42.9 |
| VKE30-212-KTT-B-2C | 30 | 110 | 49.2 |
| VKE38-211-KTT-B-GA47/70-AH01 | 38 | 100 | 55.2 |
