| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SKF | 18510 | Direct Cross Interchange | 1 |
| TIMKEN | 8521S | Indirect Cross Interchange | 1 |
| PACCAR | 18510CHR | Indirect Cross Interchange | 1 |
| FREIGHTLINER | CHR18510 | Indirect Cross Interchange | 1 |
| Precision Seals & Bearings | 8521S | Indirect Cross Interchange | 1 |
| DT Components | 8521S | Indirect Cross Interchange | 1 |
| MACK | 18510 | Indirect Cross Interchange | 1 |
| MACK | 145818510 | Indirect Cross Interchange | 1 |
| FORD | 965818510 | Indirect Cross Interchange | 1 |
| MASSEY-FERGUSON | 833342M1 | Indirect Cross Interchange | 1 |
| FEDERAL MOGUL | 8521S | Indirect Cross Interchange | 1 |
| CARQUEST | 8521S | Indirect Cross Interchange | 1 |