| 轴承结构代号 | ADR轴承结构代号 | 尺寸 | ||
| 内径d（inch) | d（mm) | 外径D（inch) | ||
| XA832 | WA832 | 2 | 50.8 | 2.5 | XA840 | WA840 | 2.5 | 63.5 | 3 |
| XA848 | WA848 | 3 | 76.2 | 3.5 | XA856 | WA856 | 3.5 | 88.9 | 4 |
| XA864 | WA864 | 4 | 101.6 | 4.5 | XA868 | WA868 | 4.25 | 107.95 | 4.75 |
| XA872 | WA872 | 4.5 | 114.3 | 5 | XA876 | WA876 | 4.75 | 120.65 | 5.25 |
| XA880 | WA880 | 5 | 127 | 5.5 | XA888 | WA888 | 5.5 | 139.7 | 6 |
| XA896 | WA896 | 6 | 152.4 | 6.5 | XA8104 | WA8104 | 6.5 | 165.1 | 7 |
