| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| WESTON | 185X210X13R21 | Direct Cross Interchange | 8 |
| NATIONAL | 185X210X13 | Direct Cross Interchange | 7 |
| TIMKEN | 18X512013XX | Direct Cross Interchange | 7 |
| CR | 72813 | Direct Cross Interchange | 7 |
| FREIGHTLNR | CHR72813 | Direct Cross Interchange | 7 |
| SKF | 72813 | Direct Cross Interchange | 3 |
| FREIGHTLINER | CHR72813 | Indirect Cross Interchange | 1 |
| Precision Seals & Bearings | 185X210X13 | Indirect Cross Interchange | 1 |
| DT Components | 185X210X13 | Indirect Cross Interchange | 1 |
| PACCAR | 72813CHR | Indirect Cross Interchange | 1 |
| MACK | 72813 | Indirect Cross Interchange | 1 |
| MACK | 145872813 | Indirect Cross Interchange | 1 |
| FORD | 965872813 | Indirect Cross Interchange | 1 |