| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| PIRELLI | 520J6 | Direct Cross Interchange | 24 |
| GOODYEAR | 520J6 | Direct Cross Interchange | 24 |
| OPTIBELT | 520J6 | Direct Cross Interchange | 24 |
| Contitech | 6PJ1321 | Direct Cross Interchange | 24 |
| PIX Belts | 520J6 | Direct Cross Interchange | 24 |
| THERMOID | 520J6 | Direct Cross Interchange | 24 |
| GOODRICH | 520J6 | Direct Cross Interchange | 24 |
| UNIROYAL | 520J6 | Direct Cross Interchange | 24 |
| Durkee-Atwood | 520J6 | Direct Cross Interchange | 24 |
| Industry Standard | 520J6 | Direct Cross Interchange | 24 |
| Metric Standard | 6PJ1321 | Direct Cross Interchange | 24 |
| Metric Standard | 6PJ1320 | Direct Cross Interchange | 24 |
| OE | 9759A30348 | Direct Cross Interchange | 24 |
| OE | 7490009475820 | Direct Cross Interchange | 24 |
| OE | 5190J6 | Direct Cross Interchange | 24 |
| OE | 3877206AA4 | Direct Cross Interchange | 24 |
| OE | 1188441 | Direct Cross Interchange | 24 |
| NSN | 3030002533689 | Direct Cross Interchange | 24 |
| DAYCO | 520J6 | Direct Cross Interchange | 24 |
| GATES | 6J1321 | Direct Cross Interchange | 24 |
| GATES | 520J6 | Direct Cross Interchange | 24 |
| BANDO | 520J6 | Direct Cross Interchange | 24 |