| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| TIMKEN | 512221 | Direct Cross Interchange | 7 |
| OE | 12413091 | Direct Cross Interchange | 5 |
| FAG | RW8237 | Direct Cross Interchange | 5 |
| Drive Tech America | NT512221 | Direct Cross Interchange | 3 |
| GSP | 103221 | Direct Cross Interchange | 3 |
| GMB | 7300252 | Direct Cross Interchange | 2 |
| SKF | BR930026 | Indirect Cross Interchange | 4 |
| PTC | PT512221 | Indirect Cross Interchange | 1 |
| GM | 12413029 | Indirect Cross Interchange | 1 |
| PRONTO | PT512221 | Indirect Cross Interchange | 1 |
| FEDERAL | 512221 | Indirect Cross Interchange | 1 |
| Precision Seals & Bearings | 513018 | Indirect Cross Interchange | 1 |
| Precision Seals & Bearings | 512237 | Indirect Cross Interchange | 1 |
| Precision Seals & Bearings | 512221 | Indirect Cross Interchange | 1 |
| DT Components | 513018 | Indirect Cross Interchange | 1 |
| DT Components | 512237 | Indirect Cross Interchange | 1 |
| DT Components | 512221 | Indirect Cross Interchange | 1 |
| RAYBESTOS | 712221 | Indirect Cross Interchange | 1 |
| ACDelco | R2006 | Indirect Cross Interchange | 1 |
| FEDERAL MOGUL | 512221 | Indirect Cross Interchange | 1 |
| CARQUEST | B512221 | Indirect Cross Interchange | 1 |