| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| NATIONAL | 121PKG | Direct Cross Interchange | 1 |
| Precision Seals & Bearings | 121PKG | Direct Cross Interchange | 1 |
| DT Components | 121PKG | Direct Cross Interchange | 1 |
| TIMKEN | 121R | Indirect Cross Interchange | 3 |
| FEDERAL MOGUL | 121PKG | Indirect Cross Interchange | 2 |