| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| Precision Seals & Bearings | 4388 | Direct Cross Interchange | 1 |
| DT Components | 4388 | Direct Cross Interchange | 1 |
| TIMKEN | 4388 | Indirect Cross Interchange | 2 |
| ACDelco | 4388 | Indirect Cross Interchange | 2 |
| CHICAGO RAWHIDE | BR4388 | Indirect Cross Interchange | 2 |
| SEALED POWER | F4388 | Indirect Cross Interchange | 2 |
| NSK | 4388R | Indirect Cross Interchange | 2 |
| FEDERAL MOGUL | 4388 | Indirect Cross Interchange | 2 |
| SKF | BR4388 | Indirect Cross Interchange | 2 |