| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| Precision Seals & Bearings | DRK331 | Direct Cross Interchange | 8 |
| TIMKEN | DRK331 | Direct Cross Interchange | 5 |
| FEDERAL MOGUL | RA331 | Direct Cross Interchange | 4 |
| SKF | DK331 | Direct Cross Interchange | 4 |
| TIMKEN | TS60R | Direct Cross Interchange | 3 |
| TIMKEN | RA29RT | Direct Cross Interchange | 3 |
| CHICAGO RAWHIDE | DK331 | Direct Cross Interchange | 3 |
| SKF | SDK331 | Indirect Cross Interchange | 1 |