| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| SKF | 15821 | Direct Cross Interchange | 1 |
| MACK | 145815821 | Indirect Cross Interchange | 1 |
| FORD | 965815821 | Indirect Cross Interchange | 1 |
| FEDERAL MOGUL | 3392V | Indirect Cross Interchange | 1 |
| TIMKEN | 40X55X8 | Indirect Cross Interchange | 1 |
| TIMKEN | 3392V | Indirect Cross Interchange | 1 |
| PACCAR | 15821CHR | Indirect Cross Interchange | 1 |
| FREIGHTLINER | CHR15821 | Indirect Cross Interchange | 1 |
| Precision Seals & Bearings | 40X55X8V | Indirect Cross Interchange | 1 |
| DT Components | 40X55X8V | Indirect Cross Interchange | 1 |
| Deutz-Allis | 1161002 | Indirect Cross Interchange | 1 |
| TRANSCOM | 40X55X8VSB | Indirect Cross Interchange | 1 |
| NOK | AE2359R | Indirect Cross Interchange | 1 |
| WESTON | 40X55X8R4V | Indirect Cross Interchange | 1 |
| MACK | 15821 | Indirect Cross Interchange | 1 |