| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SKF | 21059 | Direct Cross Interchange | 1 |
| NATIONAL | 473204 | Indirect Cross Interchange | 1 |
| NAVISTAR | CR21059 | Indirect Cross Interchange | 1 |
| TIMKEN | 473204 | Indirect Cross Interchange | 1 |
| PACCAR | 21059 | Indirect Cross Interchange | 1 |
| FREIGHTLINER | CHR21059 | Indirect Cross Interchange | 1 |
| Precision Seals & Bearings | 473204 | Indirect Cross Interchange | 1 |
| DT Components | 473204 | Indirect Cross Interchange | 1 |
| TRANSCOM | 21272VH | Indirect Cross Interchange | 1 |
| L&S Bearing | 7121059 | Indirect Cross Interchange | 1 |
| MACK | 21059 | Indirect Cross Interchange | 1 |
| FORD | 965821059 | Indirect Cross Interchange | 1 |