| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SKF | R1561F | Direct Cross Interchange | 3 |
| Precision Seals & Bearings | RP1561FO | Direct Cross Interchange | 2 |
| DT Components | RP1561FO | Direct Cross Interchange | 2 |
| SEALED POWER | BRK1561FC | Indirect Cross Interchange | 2 |
| GREEN | RP1561FO | Indirect Cross Interchange | 2 |
| CHICAGO RAWHIDE | R1561F | Indirect Cross Interchange | 2 |
| FAG | FG1561FORP | Indirect Cross Interchange | 2 |
| FEDERAL MOGUL | RP1561FO | Indirect Cross Interchange | 2 |
| PTC | PTRP1561FO | Indirect Cross Interchange | 1 |
| MACK | 1458R1561F | Indirect Cross Interchange | 1 |
| TIMKEN | TF01561R | Indirect Cross Interchange | 1 |